Feel at home on the hill with a hot cup of tea. You can chuck one of our legendary thermal mugs in your rucksack and it won’t leak or break. A thermally induced vacuum ensures that drinks hold their temperature and can be enjoyed hours later.The stainless steel mug is vacuum insulated and has a leakproof lid.Putting your mug in the dishwasher may impact product lifespan, please hand wash. Vacuum insulated to keep drinks hot for 6 hours or cold for 12 hours Made from 18/8 food-grade stainless steel Double-wall construction with screw-on lid Conforms to British Standards 300ml capacity BPA-free