Stay hydrated with botl. These stainless steel water bottles are BPA-free, durable, toxin-free, non-leaching, and recyclable. Each botl is constructed of 18/8 stainless steel #304 and come standard with both a loop and sport cap made from food-grade polypropylene. Botl can be cleaned by hand with a mild soap and water and every botl comes with a one-year manufacturer's warranty.