HOT AND COLD WATER BOTTLE: A vacuum-insulated and double walled water bottle that will keep your beverage hot up to 18 hours and cold up to 24 hours. Add ice cubes easily thanks to its wide mouth and use the top as a coffee or teacup! 30% LIGHTER: Thanks to innovative technology, SIGG designed an ultra-thin inner body making this gem an extra lightweight metal water bottle. Made of robust premium material, this SIGG bottle is the best stainless steel water bottle you can get. LEAKPROOF WATER BOTTLE: With its tight seal screw cap, this hot drinks bottle is fully spillproof. Fear rocky roads no more, take your stainless steel water bottle on any hiking or mountain biking adventure. SAFE DRINKING: All materials used to design SIGG water bottles are free of harmful pollutants, such as oestrogenic substances and phthalates. Enjoy every sip out of this BPA free water bottle, ensuring a neutral smell and taste. SWISS DESIGN: SIGG bottles up over 110 years of experience designing the best. Excellence and innovation shine through this metal insulated water bottle meticulously engineered from the combination of love for stainless steel and design.