The Science of Temperature-Controlled Gifting
In the promotional merchandise industry, the most valuable products are those that solve daily, real-world challenges while maintaining structural durability. This is exactly why isothermal products have become an indispensable staple for corporate hospitality, client gifting, and employee rewards. But what exactly is the technology behind these high-performance items? Isothermal design relies on advanced double-walled vacuum insulation or multi-layered thermal lining to stop heat transfer. By trapping a vacuum layer between two walls of stainless steel, copper, or engineered composites, conduction and convection are entirely blocked.
This specialised thermal barrier ensures that hot beverages stay steaming hot for up to 12 hours, while chilled drinks or fresh meals remain perfectly crisp and cold for over 24 hours. Because search trends show that specific product terms capture the highest user intent, we focus directly on premium hardware like company branded travel mugs and branded cool bags. These items provide immediate utility in everyday routines—whether on a morning office commute, during executive travel, or at a weekend team event. Explore our certified collection to discover how easily your brand can master temperature control.
In the promotional merchandise industry, the most valuable products are those that solve daily, real-world challenges while maintaining structural durability. This is exactly why isothermal products have become an indispensable staple for corporate hospitality, client gifting, and employee rewards. But what exactly is the technology behind these high-performance items?
Read more about double-walled vacuum insulation physics, extended thermal retention windows, and commuting hardware
Isothermal design relies on advanced double-walled vacuum insulation or multi-layered thermal lining to stop heat transfer. By trapping a vacuum layer between two walls of stainless steel, copper, or engineered composites, conduction and convection are entirely blocked.
This specialised thermal barrier ensures that hot beverages stay steaming hot for up to 12 hours, while chilled drinks or fresh meals remain perfectly crisp and cold for over 24 hours. Because search trends show that specific product terms capture the highest user intent, we focus directly on premium hardware like company branded travel mugs and branded cool bags. These items provide immediate utility in everyday routines—whether on a morning office commute, during executive travel, or at a weekend team event. Explore our certified collection to discover how easily your brand can master temperature control.


Klean Kanteen Rise Recycled Lowball 296 ml
Double-walled, solid tumbler thermos. From the Rise collection produced by the Klean Kanteen brand. Equipped with Climate Lock™ vacuum insulation. This high-quality, handy-sized drinking cup is made from certified 90% post-consumer recycled 18/8 stainless steel. Finished with an impact-resistant Klean Coat® powder coating. The flip closure prevents spillage and the narrow drinking rim provides a comfortable drinking experience when sipping coffee, tea, cocktails or other hot or cold drinks. This cup keeps drinks hot for up to 2 hours and cold for up to 8 hours. Easy to clean. This product is dishwasher-safe. Washing by hand is recommended to preserve the imprint. Taste and odour neutral. Free from BPA, BPDS, phthalates, PVC and heavy metals. This cup has a great design. Capacity 296 ml. Klean Kanteen is Climate Neutral certified and a member of 1% For the Planet and thus supports environmental organisations.


Klean Kanteen Rise Recycled Lowball 296 ml
Double-walled, solid tumbler thermos. From the Rise collection produced by the Klean Kanteen brand. Equipped with Climate Lock™ vacuum insulation. This high-quality, handy-sized drinking cup is made from certified 90% post-consumer recycled 18/8 stainless steel. Finished with an impact-resistant Klean Coat® powder coating. The flip closure prevents spillage and the narrow drinking rim provides a comfortable drinking experience when sipping coffee, tea, cocktails or other hot or cold drinks. This cup keeps drinks hot for up to 2 hours and cold for up to 8 hours. Easy to clean. This product is dishwasher-safe. Washing by hand is recommended to preserve the imprint. Taste and odour neutral. Free from BPA, BPDS, phthalates, PVC and heavy metals. This cup has a great design. Capacity 296 ml. Klean Kanteen is Climate Neutral certified and a member of 1% For the Planet and thus supports environmental organisations.


Klean Kanteen Rise Recycled Lowball 296 ml
Double-walled, solid tumbler thermos. From the Rise collection produced by the Klean Kanteen brand. Equipped with Climate Lock™ vacuum insulation. This high-quality, handy-sized drinking cup is made from certified 90% post-consumer recycled 18/8 stainless steel. Finished with an impact-resistant Klean Coat® powder coating. The flip closure prevents spillage and the narrow drinking rim provides a comfortable drinking experience when sipping coffee, tea, cocktails or other hot or cold drinks. This cup keeps drinks hot for up to 2 hours and cold for up to 8 hours. Easy to clean. This product is dishwasher-safe. Washing by hand is recommended to preserve the imprint. Taste and odour neutral. Free from BPA, BPDS, phthalates, PVC and heavy metals. This cup has a great design. Capacity 296 ml. Klean Kanteen is Climate Neutral certified and a member of 1% For the Planet and thus supports environmental organisations.


Klean Kanteen Rise Recycled Tumbler 473 ml
Double-walled, solid tumbler thermos. From the Rise collection produced by the Klean Kanteen brand. Equipped with Climate Lock™ vacuum insulation. This high-quality, handy-sized drinking cup is made from certified 90% post-consumer recycled 18/8 stainless steel. Finished with an impact-resistant Klean Coat® powder coating. The flip closure prevents spillage and the narrow drinking rim provides a comfortable drinking experience when sipping coffee, tea, cocktails or other hot or cold drinks. This cup keeps drinks hot for up to 6 hours and cold for 23 hours. Easy to clean. Dishwasher-safe. Washing by hand is recommended to preserve the imprint. Taste and odour neutral. Free from BPA, BPDS, phthalates, PVC and heavy metals. This cup has a fantastic appearance. Capacity 473 ml. Klean Kanteen is Climate Neutral certified and a member of 1% For the Planet and thus supports environmental organisations.


Klean Kanteen Rise Tumbler with Straw Lid 1,065 ml
Double-walled, large tumbler thermos cup. From the Rise collection produced by the Klean Kanteen brand. Equipped with Climate Lock™ insulation. This mug has a huge size and is made from certified 90% post-consumer recycled 18/8 stainless steel. With generous handle and a functional lid: sip with the included stainless steel and silicone straw or flip open the lid and drink straight from the Tumbler. This cup keeps drinks hot for up to 12 hours and cold for 58 hours. Fits into most cup holders. Finished with an impact-resistant Klean Coat® powder coating. Not dishwasher-safe. Taste and odour neutral. This fantastic cup is suitable for hot and cold drinks and can go anywhere. Capacity 1,065 ml. Klean Kanteen is Climate Neutral certified and a member of 1% For the Planet and thus supports environmental organisations.


Klean Kanteen Rise Tumbler with Straw Lid 1,065 ml
Double-walled, large tumbler thermos cup. From the Rise collection produced by the Klean Kanteen brand. Equipped with Climate Lock™ insulation. This mug has a huge size and is made from certified 90% post-consumer recycled 18/8 stainless steel. With generous handle and a functional lid: sip with the included stainless steel and silicone straw or flip open the lid and drink straight from the Tumbler. This cup keeps drinks hot for up to 12 hours and cold for 58 hours. Fits into most cup holders. Finished with an impact-resistant Klean Coat® powder coating. Not dishwasher-safe. Taste and odour neutral. This fantastic cup is suitable for hot and cold drinks and can go anywhere. Capacity 1,065 ml. Klean Kanteen is Climate Neutral certified and a member of 1% For the Planet and thus supports environmental organisations.
Klean Kanteen Rise Tumbler with Straw Lid 1,065 ml
Double-walled, large tumbler thermos cup. From the Rise collection produced by the Klean Kanteen brand. Equipped with Climate Lock™ insulation. This mug has a huge size and is made from certified 90% post-consumer recycled 18/8 stainless steel. With generous handle and a functional lid: sip with the included stainless steel and silicone straw or flip open the lid and drink straight from the Tumbler. This cup keeps drinks hot for up to 12 hours and cold for 58 hours. Fits into most cup holders. Finished with an impact-resistant Klean Coat® powder coating. Not dishwasher-safe. Taste and odour neutral. This fantastic cup is suitable for hot and cold drinks and can go anywhere. Capacity 1,065 ml. Klean Kanteen is Climate Neutral certified and a member of 1% For the Planet and thus supports environmental organisations.


Klean Kanteen TK Wide Recycled Insulated Mug 355 ml
Double-walled thermos cup from the Klean Kanteen brand. Equipped with Climate Lock™ vacuum insulation. This high-quality drinking cup is made from certified 90% post-consumer recycled 18/8 stainless steel, has a solid bottom and is finished with an impact-resistant Klean Coat® powder coating. Keeps drinks warm for a long time: up to 11 hours hot and 38 hours cold. Not suitable for carbonated drinks. The leak proof screw cap with TK Closure™ has a Café Cap, a rotating disc to open and close the drink opening and to prevent spills. Equipped with a handy stainless steel carrying ring. This slim bottle fits in the bottle holder of almost any car and is ideal for a coffee-to-go. The generous opening makes this cup easy to fill and clean. Dishwasher-safe. Washing by hand is recommended to preserve the imprint. Taste and odour neutral. The ideal thermos for on the road or at work. Capacity 355 ml. Klean Kanteen is Climate Neutral certified and a member of 1% For the Planet and thus supports environmental organisations.


Klean Kanteen TK Wide Recycled Insulated Mug 355 ml
Double-walled thermos cup from the Klean Kanteen brand. Equipped with Climate Lock™ vacuum insulation. This high-quality drinking cup is made from certified 90% post-consumer recycled 18/8 stainless steel, has a solid bottom and is finished with an impact-resistant Klean Coat® powder coating. Keeps drinks warm for a long time: up to 11 hours hot and 38 hours cold. Not suitable for carbonated drinks. The leak proof screw cap with TK Closure™ has a Café Cap, a rotating disc to open and close the drink opening and to prevent spills. Equipped with a handy stainless steel carrying ring. This slim bottle fits in the bottle holder of almost any car and is ideal for a coffee-to-go. The generous opening makes this cup easy to fill and clean. Dishwasher-safe. Washing by hand is recommended to preserve the imprint. Taste and odour neutral. The ideal thermos for on the road or at work. Capacity 355 ml. Klean Kanteen is Climate Neutral certified and a member of 1% For the Planet and thus supports environmental organisations.


Klean Kanteen TK Wide Recycled Insulated Mug 355 ml
Double-walled thermos cup from the Klean Kanteen brand. Equipped with Climate Lock™ vacuum insulation. This high-quality drinking cup is made from certified 90% post-consumer recycled 18/8 stainless steel, has a solid bottom and is finished with an impact-resistant Klean Coat® powder coating. Keeps drinks warm for a long time: up to 11 hours hot and 38 hours cold. Not suitable for carbonated drinks. The leak proof screw cap with TK Closure™ has a Café Cap, a rotating disc to open and close the drink opening and to prevent spills. Equipped with a handy stainless steel carrying ring. This slim bottle fits in the bottle holder of almost any car and is ideal for a coffee-to-go. The generous opening makes this cup easy to fill and clean. Dishwasher-safe. Washing by hand is recommended to preserve the imprint. Taste and odour neutral. The ideal thermos for on the road or at work. Capacity 355 ml. Klean Kanteen is Climate Neutral certified and a member of 1% For the Planet and thus supports environmental organisations.


Klean Kanteen TK Wide Recycled Insulated Mug 355 ml
Double-walled thermos cup from the Klean Kanteen brand. Equipped with Climate Lock™ vacuum insulation. This high-quality drinking cup is made from certified 90% post-consumer recycled 18/8 stainless steel, has a solid bottom and is finished with an impact-resistant Klean Coat® powder coating. Keeps drinks warm for a long time: up to 11 hours hot and 38 hours cold. Not suitable for carbonated drinks. The leak proof screw cap with TK Closure™ has a Café Cap, a rotating disc to open and close the drink opening and to prevent spills. Equipped with a handy stainless steel carrying ring. This slim bottle fits in the bottle holder of almost any car and is ideal for a coffee-to-go. The generous opening makes this cup easy to fill and clean. Dishwasher-safe. Washing by hand is recommended to preserve the imprint. Taste and odour neutral. The ideal thermos for on the road or at work. Capacity 355 ml. Klean Kanteen is Climate Neutral certified and a member of 1% For the Planet and thus supports environmental organisations.


Klean Kanteen TK Wide Recycled Insulated Mug 355 ml
Double-walled thermos cup from the Klean Kanteen brand. Equipped with Climate Lock™ vacuum insulation. This high-quality drinking cup is made from certified 90% post-consumer recycled 18/8 stainless steel, has a solid bottom and is finished with an impact-resistant Klean Coat® powder coating. Keeps drinks warm for a long time: up to 11 hours hot and 38 hours cold. Not suitable for carbonated drinks. The leak proof screw cap with TK Closure™ has a Café Cap, a rotating disc to open and close the drink opening and to prevent spills. Equipped with a handy stainless steel carrying ring. This slim bottle fits in the bottle holder of almost any car and is ideal for a coffee-to-go. The generous opening makes this cup easy to fill and clean. Dishwasher-safe. Washing by hand is recommended to preserve the imprint. Taste and odour neutral. The ideal thermos for on the road or at work. Capacity 355 ml. Klean Kanteen is Climate Neutral certified and a member of 1% For the Planet and thus supports environmental organisations. Klean Kanteen is B Corp certified; the collection is produced according to the highest achievable ecological and social B Corp standards.


Knox Recycled Iso Mug 300 ml thermo cup
WoW! Double-walled, stackable mug. The inner and outer walls are made from recycled stainless steel. This keeps hot drinks at temperature for longer. Finished with an attractive powder coating. Total recycled material: 79%. Capacity 500 ml. Stainless steel can be recycled many times whilst retaining the quality of the material. By using recycled stainless steel, fewer new raw materials are needed. This means less energy consumption and less use of water. Packed individually.


Knox Recycled Iso Mug 300 ml thermo cup
WoW! Double-walled, stackable mug. The inner and outer walls are made from recycled stainless steel. This keeps hot drinks at temperature for longer. Finished with an attractive powder coating. Total recycled material: 79%. Capacity 500 ml. Stainless steel can be recycled many times whilst retaining the quality of the material. By using recycled stainless steel, fewer new raw materials are needed. This means less energy consumption and less use of water. Packed individually.


Knox Recycled Iso Mug 300 ml thermo cup
WoW! Double-walled, stackable mug. The inner and outer walls are made from recycled stainless steel. This keeps hot drinks at temperature for longer. Finished with an attractive powder coating. Total recycled material: 79%. Capacity 500 ml. Stainless steel can be recycled many times whilst retaining the quality of the material. By using recycled stainless steel, fewer new raw materials are needed. This means less energy consumption and less use of water. Packed individually.


Knox Recycled Iso Mug 300 ml thermo cup
WoW! Double-walled, stackable mug. The inner and outer walls are made from recycled stainless steel. This keeps hot drinks at temperature for longer. Finished with an attractive powder coating. Total recycled material: 79%. Capacity 500 ml. Stainless steel can be recycled many times whilst retaining the quality of the material. By using recycled stainless steel, fewer new raw materials are needed. This means less energy consumption and less use of water. Packed individually.
Knox Recycled Iso Mug 300 ml thermo cup
Double-walled, stackable mug. The inner and outer walls are made from recycled stainless steel. This keeps hot drinks at temperature for longer. Finished with an attractive powder coating. Total recycled material: 87%. Capacity 300 ml. Stainless steel can be recycled many times whilst retaining the quality of the material. By using recycled stainless steel, fewer new raw materials are needed. This means less energy consumption and less use of water.


Kraft paper cooler bag Callen
Kraft paper lunch cooler bag with aluminium foil lining.


Kraft paper cooler bag Declan
Washable kraft paper cooler bag with PEVA (15C) lining. One short handle and Velcro closing.

KUNES
The multifunctional cooler bag made with RPET 600D is the perfect solution to keep your food and drinks fresh on the go. Made from RPET, a high-quality recycled material, this cooler bag shows your commitment to caring for the environment. The insulated inner compartments allow you to keep your food at the right temperature for longer. Whether you want to keep your drinks cold on a hot day or transport fresh food, this cooler bag will keep everything fresh and ready to enjoy. The practical exterior pockets provide extra space to store your personal items, such as kitchen utensils, napkins or small snacks. This way you have everything you need within reach. The adjustable padded shoulder strap with carabiner gives you comfort and versatility when transporting the cooler bag. You can carry it comfortably on your shoulder or hang it on your backpack or bag, depending on your needs. This multifunctional cool bag is ideal to take with you on picnics, excursions, trips or simply for everyday use. The functional design, combined with the use of RPET, makes it an environmentally friendly and sustainable option. Whether you want to keep your food fresh during a day of adventures or simply want to take your lunch to work, this multifunctional cooler bag offers you a practical and environmentally conscious solution.

KUNES
The multifunctional cooler bag made with RPET 600D is the perfect solution to keep your food and drinks fresh on the go. Made from RPET, a high-quality recycled material, this cooler bag shows your commitment to caring for the environment. The insulated inner compartments allow you to keep your food at the right temperature for longer. Whether you want to keep your drinks cold on a hot day or transport fresh food, this cooler bag will keep everything fresh and ready to enjoy. The practical exterior pockets provide extra space to store your personal items, such as kitchen utensils, napkins or small snacks. This way you have everything you need within reach. The adjustable padded shoulder strap with carabiner gives you comfort and versatility when transporting the cooler bag. You can carry it comfortably on your shoulder or hang it on your backpack or bag, depending on your needs. This multifunctional cool bag is ideal to take with you on picnics, excursions, trips or simply for everyday use. The functional design, combined with the use of RPET, makes it an environmentally friendly and sustainable option. Whether you want to keep your food fresh during a day of adventures or simply want to take your lunch to work, this multifunctional cooler bag offers you a practical and environmentally conscious solution.


Laminated non woven cooler bag 100 g/m2 with velcro closure, 27 x 28 x 6 cm
Laminated non woven cooler bag 100 g/m2 with velcro closure, 27 x 28 x 6 cm


Laminated non woven cooler bag 100 g/m2 with velcro closure, 27 x 28 x 6 cm
Laminated non woven cooler bag 100 g/m2 with velcro closure, 27 x 28 x 6 cm


Laminated non woven cooler bag 100 g/m2 with velcro closure, 27 x 28 x 6 cm
Laminated non woven cooler bag 100 g/m2 with velcro closure, 27 x 28 x 6 cm


























