• The 17oz water bottle keeps beverages cold for 41 hours and hot for 18 hours
• Triple-layered, vacuum-insulated construction designed to keep beverages colder or hotter, longer than all the rest
• Made from 18/8, food-grade stainless steel with superior construction that allows for refilling and reusing easily to reduce the need for single-use plastic water bottles
• Copper wall layer creates a condensation-free exterior that won't sweat on your hands or in your bag
• BPA/BPS-Free and reusable
• Hand-wash only