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.


BEIRE THERMOS
600 ml double-wall recycled stainless steel bottle with handle. Not suitable for carbonated or acidic drinks


Black carton giftbox Kurt
Black carton gift box including 3 items: a stainless steel vacuum-insulated double-walled drinking bottle (640 ml) with a PP lid, silicone strap, and bamboo detail on the top. The inside is stainless steel 304, the outside stainless steel 201; an aluminium twist ballpen with a matte finish, blue writing, and a bamboo detail on the clip; and an rPET (300D) notebook (approx. A5) with 80 lined pages and a foldable cover turning into a phone holder, featuring bamboo detail on the cover.


Black+Blum Explorer Flask Duo 1L
This 1L vacuum insulated stainless steel flask is built for every kind of adventure—whether you're heading out on the trail, relaxing at the beach, or tackling the slopes. With its reinforced structure and durable design, it keeps drinks piping hot or ice cold for up to 24 hours. Completely leak proof, it features a steel cap lid with an easy pouring mechanism and two double-walled stainless steel cups for sharing. The wide-based cups offer extra stability on uneven ground, while a thick nylon strap makes it easy to carry or pour. A silicone gasket prevents drips when the cups are stored, and the flask is dishwasher-safe once the strap is removed.


Black+Blum Explorer Insulated Bottle Large 850ml
It’s all in the name, this products was made for adventures. We wanted to create something which was a step above our other steel bottles, to deal with the toughest environments. Fully insulated to keep drinks hot or cold for hours, it comes in 2 generous sizes. The smooth rim with inside thread makes staying hydrated a dream and, as always, the lid is 100% leakproof. This bottle is truly at home in the great outdoors and will last a lifetime. Handwash only


Black+Blum Explorer Insulated Bottle Large 850ml
It’s all in the name, this products was made for adventures. We wanted to create something which was a step above our other steel bottles, to deal with the toughest environments. Fully insulated to keep drinks hot or cold for hours, it comes in 2 generous sizes. The smooth rim with inside thread makes staying hydrated a dream and, as always, the lid is 100% leakproof. This bottle is truly at home in the great outdoors and will last a lifetime. Handwash only


Black+Blum Explorer Insulated Bottle Large 850ml
It’s all in the name, this products was made for adventures. We wanted to create something which was a step above our other steel bottles, to deal with the toughest environments. Fully insulated to keep drinks hot or cold for hours, it comes in 2 generous sizes. The smooth rim with inside thread makes staying hydrated a dream and, as always, the lid is 100% leakproof. This bottle is truly at home in the great outdoors and will last a lifetime. Handwash only


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 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 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 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.


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®


Bottle ELI 500 ml
The ELI bottle with a capacity of 500 ml combines the shape of a carafe with the simplicity of a classic bottle. Made of stainless steel with a double wall and vacuum insulation, it is suitable for both hot and cold drinks. The body of the bottle is insulated, while the PP neck may become warm when filled with very hot or boiling liquids, which may pose a risk of burns — caution is advised when using it. The realistic temperature retention time is up to 4 hours. The bottle features two types of openings: a narrow one that opens like a traditional bottle, and a wide one that allows adding ice cubes or fruit — making it convenient to use in two ways depending on the beverage. The cap can serve as a cup or a small glass, and the attached cord makes carrying easier. A practical and stylish model, perfect for travel, work, or everyday use.


BOTTLE MILKSHAKE
500 ml capacity 304 stainless steel double-walled bottle. It is better not use for carbonated and acid drinks.


BOTTLE MILKSHAKE
500 ml capacity 304 stainless steel double-walled bottle. It is better not use for carbonated and acid drinks.


BOTTLE MILKSHAKE
500 ml capacity 304 stainless steel double-walled bottle. It is better not use for carbonated and acid drinks.


























