Designed in Great Britain, The Chilly`s Bottle has been produced using advanced and ground breaking double-walled vacuum technology to keep water ice-cold for up to 24 hours - whatever the weather. All the convenience of a plastic water bottle, with the high performance technology and eco-friendly benefits of a traditional flask combined. The Chilly`s Bottle will also keep liquids hot for 18 hours.Materials: Stainless steel, plastic and siliconCapacity:500mlDimensions:26cm x 7cmWeight: 0.38kgSpecial notes: Chilly bottles are also suitable for fizzy drinksHand wash only.