Description The Sigg Hot & Cold bottle has double wall insulation and in combination with its easy use, since it opens with one hand, makes it suitable companion for your walks. This bottle keeps your drink warm for 24 hours and 30 hours cold. There is also a removable filter for all tea lovers. Designed to prevent leaks 18/8 stainless steel double walls that you also use in technology vacuum to ensure optimal insulating properties. Copper and zirconium, increase the effect of thermal insulation. The bottles are, of course, the food is safe and all raw materials used are free from harmful substances such as BPA or phthalates and plasticizers. So you can safely enjoy your drinks! The top of the bottle is inspired by the Sigg graphic and has designed to make your life easier. Allows easy use on the train, at car and in urban life situations - locked securely after use. Stainless steel bottle for hot and cold drinks This bottle is made of stainless steel to hold hot drinks for up to 12 hours and cold drinks for up to 20 hours. The special characteristic of the bottle is the lid, which allows the opening and the closing it with only one hand. Easy opening with one hand Sigg bottles are made for modern city dwellers for whom the drink in the car, or on public transport or during duration of a phone call is no longer a problem, thanks to the specialist its feature, which allows the bottle to be operated with a single hand.