Come and see our amazing products. The donut gym bottle is made of high-quality food-grade environmentally friendly reusable Tritan,100% BPA free and Toxin free,ensuring healthy drinking.Wide-mouth opening design for fast water flow and helps you hydrated faster and drink more. Coming with a durable nylon strap,allowing you to easily carry it anywhere.Perfect choice for fitness,gym,running,hiking,cycling,camping,and any other indoor outdoor sports.Customized design is available. Pls confirm with us about the packing info, stock color and exact production time before placing your order.