Feel at home on the hill with a hot cup of tea. You can chuck one of our legendary and colourful mugs in your rucksack and it won't leak or break. A thermally induced vacuum keeps drinks hot or cold for up to four hours. Travel Tip: The thermal mug is equally good at keeping cold drinks cold. Features:- Keeps drinks hot for up to 4 hours- Or cool for 12 hours- Stainless steel construction- Sleek, watertight design- Conforms to British quality and safety Standards- Not Dishwasher proof.- Vacuum insulated walls- Expansion chamber with pressure release valve in lidSpecifications:- Weight: 262g- Dimensions: 65 x 65 x 160 mm- Capacity: 300ml