Fashion meets function with this 550ml Stainless Steel Bottle from Oak and Reed. Featuring a double wall and vaccum seal this bottle keeps drink cold for up to 24 hours and hot for up to 12 hours. The wide mouth design fits more ice and a condensation-free exterior prevents sweating. Made from high-grade18/8 stainless steel the bottle is eco-friendly, BPA-free, non-toxic and non-leaching ideal for keeping you hydrated all day.