Klean Kanteen Classic water bottle is designed with you in mind. Designed to play hard, the narrow profile for easy gripping that fits little hands perfectly, and the large mouth makes cleaning as simple as a quick scrub with soap and water or a trip through the dishwasher, also did you know that Interchangeable caps for easy transition as you may need, providing a lifetime of use. This bottle is made from 18/8 food grade stainless steel that is totally free of BPA and other toxins. Because stainless steel itself is safe, Klean Kanteen does not need to coat the inside of the bottle with a plastic or epoxy lining, which is one of the main differences between a stainless steel and aluminum bottles. Food grade stainless steel is used in the brewing, food and winemaking industries too. It is the material of choice because it does not retain or impart flavors. So apple juice tastes like apple juice, nothing more, nothing less. You can rest assured that your are totally safe and flavor free. Relax knowing your are drinking from a completely healthy and hygienic bottle.