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.


Black+Blum Insulated Leakproof Travel Cup Stainless Steel
The perfect on-the-go cup for taking your coffee and tea with you, or cut down on disposable single-use cups, by handing it over to be filled by your favourite barista. It will keep your drinks hot for 5 hours and is a pleasure to drink from. The top is 100% leakproof, lockable and easy to disassemble to clean. This is a no-nonsense, built-to-last, designed to function travel cup that will last you a lifetime. 340ml. Handwash only


Black+Blum Insulated Travel Tumbler 600ml
Made from high quality double-walled stainless steel, it’s perfect for whatever you’re brewing. Coffee, beer, cocktails or tea, it will keep drinks hot for up to 5 hours, or cold for 8. The lid is 100% leak proof and opens with one hand - ideal for multi tasking when you’re out and about. Lockable lid and easy to disassemble to clean. This is a no-nonsense, built-to-last, designed to function tumbler that will last you a lifetime. Handwash only


Black+Blum Insulated Travel Tumbler 600ml
Made from high quality double-walled stainless steel, it’s perfect for whatever you’re brewing. Coffee, beer, cocktails or tea, it will keep drinks hot for up to 5 hours, or cold for 8. The lid is 100% leak proof and opens with one hand - ideal for multi tasking when you’re out and about. Lockable lid and easy to disassemble to clean. This is a no-nonsense, built-to-last, designed to function tumbler that will last you a lifetime. Handwash only


Black+Blum Insulated Travel Tumbler 600ml
Made from high quality double-walled stainless steel, it’s perfect for whatever you’re brewing. Coffee, beer, cocktails or tea, it will keep drinks hot for up to 5 hours, or cold for 8. The lid is 100% leak proof and opens with one hand - ideal for multi tasking when you’re out and about. Lockable lid and easy to disassemble to clean. This is a no-nonsense, built-to-last, designed to function tumbler that will last you a lifetime. Handwash only


Black+Blum Insulated Water Bottle Large 750ml
The Stainless Steel Insulated Water Bottle is a sleek vacuum sealed bottle that will keep drinks cold for 24 hours, or hot for 12 hours. The lid is completely stainless steel too, meaning that the water doesn’t come into contact with any plastic. The artificial leather acts as a carry loop as well as providing a lovely design detail. Handwash only


Black+Blum Insulated Water Bottle Small 500ml
The Stainless Steel Insulated Water Bottle is a sleek vacuum sealed bottle that will keep drinks cold for 24 hours, or hot for 12 hours. The lid is completely stainless steel too, meaning that the water doesn’t come into contact with any plastic. The artificial leather acts as a carry loop as well as providing a lovely design detail. Handwash only


Black+Blum Insulated Water Bottle Small 500ml
The Stainless Steel Insulated Water Bottle is a sleek vacuum sealed bottle that will keep drinks cold for 24 hours, or hot for 12 hours. The lid is completely stainless steel too, meaning that the water doesn’t come into contact with any plastic. The artificial leather acts as a carry loop as well as providing a lovely design detail. Handwash only


Black+Blum Insulated Water Bottle Small 500ml
The Stainless Steel Insulated Water Bottle is a sleek vacuum sealed bottle that will keep drinks cold for 24 hours, or hot for 12 hours. The lid is completely stainless steel too, meaning that the water doesn’t come into contact with any plastic. The artificial leather acts as a carry loop as well as providing a lovely design detail. Handwash only


Black+Blum Stainless Steel Double Bento Box
This set includes two 500ml stainless steel containers, giving you a total volume of 1 litre—perfect for meals on the go. The containers are 100% leak proof and come with a smart stainless steel slider divider for separating food. The bamboo lid doubles as a chopping board and neatly conceals a handy fork, making it ideal for eating anywhere. Developed in collaboration with Sara Kiyo Popowa, author of Bento Power, the design includes five exclusive recipes created especially for this set.


Blackmaxx® bottle cooler "TableCulture" black
Flexible bottle cooler as an inexpensive alternative - to keep drinks cool at the table. PU


BLEND. Nylon bottle cooling sleeve
Nylon cooler sleeve with elastic on the sides. Supplied in a gift box. 160 x 230 mm


BLIZZ COOLER
Bottle cooler made of durable nylon, with elastic sides that adapt to different sizes. Keeps bottles cold for up to 2 hours.


Bloom - 450 ml thermal bottle
Elegant 450 ml thermal bottle made of 304 stainless steel with a cylindrical shape and glossy finish that keeps liquids hot for up to 8 hours and cold for up to 12 hours.


Bloom - 450 ml thermal bottle
Elegant 450 ml thermal bottle made of 304 stainless steel with a cylindrical shape and glossy finish that keeps liquids hot for up to 8 hours and cold for up to 12 hours.


Bloom - 450 ml thermal bottle
Elegant 450 ml thermal bottle made of 304 stainless steel with a cylindrical shape and glossy finish that keeps liquids hot for up to 8 hours and cold for up to 12 hours.


BOB 1200 ml vacuum flask
What a guy!! Vacuum flask with 1200 ml capacity


Bogota vacuum bamboo coffee mug
This perfect everyday mug is strong enough for hiking and sleek enough for in the office. The bamboo gives a timeless look and comfortable grip. With 1 handed drinking and lockable leakproof lid. 304 stainless steel outside wall and 201 stainless steel inside. Keep your drinks hot for up to 5h and cold for up to 15h with this vacuum insulated mug. Content: 450 ml. Registered design®


Bonny RCS Recycled Steel Sportflask 800 ml
WoW! Double-walled, leak-proof water bottle/thermos bottle made from recycled stainless steel. Finished with a beautiful coating. The elegant bottle has a screw cap in a matching colour, a collapsible mouthpiece and a sealable straw. Thanks to the handy carrying ring, you can easily take the bottle with you. Suitable for cold drinks and ideal for use during sports activities. Not dishwasher safe. RCS-certified. Total recycled material: 87%. Capacity 800 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.


Bonny RCS Recycled Steel Sportflask 800 ml
WoW! Double-walled, leak-proof water bottle/thermos bottle made from recycled stainless steel. Finished with a beautiful coating. The elegant bottle has a screw cap in a matching colour, a collapsible mouthpiece and a sealable straw. Thanks to the handy carrying ring, you can easily take the bottle with you. Suitable for cold drinks and ideal for use during sports activities. Not dishwasher safe. RCS-certified. Total recycled material: 87%. Capacity 800 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.


Bonny RCS Recycled Steel Sportflask 800 ml
WoW! Double-walled, leak-proof water bottle/thermos bottle made from recycled stainless steel. Finished with a beautiful coating. The elegant bottle has a screw cap in a matching colour, a collapsible mouthpiece and a sealable straw. Thanks to the handy carrying ring, you can easily take the bottle with you. Suitable for cold drinks and ideal for use during sports activities. Not dishwasher safe. RCS-certified. Total recycled material: 87%. Capacity 800 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.
Bonny RCS Recycled Steel Sportflask 800 ml
Double-walled, leak-proof water bottle/thermos bottle made from recycled stainless steel. Finished with a beautiful coating. The elegant bottle has a screw cap in a matching colour, a collapsible mouthpiece and a sealable straw. Thanks to the handy carrying ring, you can easily take the bottle with you. Suitable for cold drinks and ideal for use during sports activities. Not dishwasher safe. RCS-certified. Total recycled material: 87%. Capacity 800 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.

Borealis Recycled Stainless Steel Straw Tumbler - 475 ml
Borealis Recycled Stainless Steel Straw Tumbler - 475 ml is perfect for enjoying hot and cold drinks on the go. Featuring double-wall vacuum insulation, it keeps hot beverages warm for up to 8 hours and cold drinks chilled for up to 10 hours. Made from recycled stainless steel, the tumbler has a sleek matte metallic finish and includes a spillproof press-on lid and matching colour straw for easy sipping. Ideal for daily use, it is both durable and stylish. Not suitable for dishwashers or microwaves.

Borealis Recycled Stainless Steel Straw Tumbler - 475 ml
Borealis Recycled Stainless Steel Straw Tumbler - 475 ml is perfect for enjoying hot and cold drinks on the go. Featuring double-wall vacuum insulation, it keeps hot beverages warm for up to 8 hours and cold drinks chilled for up to 10 hours. Made from recycled stainless steel, the tumbler has a sleek matte metallic finish and includes a spillproof press-on lid and matching colour straw for easy sipping. Ideal for daily use, it is both durable and stylish. Not suitable for dishwashers or microwaves.

Borealis Recycled Stainless Steel Straw Tumbler - 475 ml
Borealis Recycled Stainless Steel Straw Tumbler - 475 ml is perfect for enjoying hot and cold drinks on the go. Featuring double-wall vacuum insulation, it keeps hot beverages warm for up to 8 hours and cold drinks chilled for up to 10 hours. Made from recycled stainless steel, the tumbler has a sleek matte metallic finish and includes a spillproof press-on lid and matching colour straw for easy sipping. Ideal for daily use, it is both durable and stylish. Not suitable for dishwashers or microwaves.


























