Case of: 2Colors: black, silverMaterials: plastic, steelSports bottles help the environment and are ideal for hiking, camping, work outs and more! Set comes with 2 BPA free stainless steel bottles. Each bottle has a twist-tight cap to help prevent spills, features a built-in carrying handle and as a bonus, bottles have a carabiner included. Bottles are packaged together in shrink wrap. Each measures 11 1/2" from bottom to cap and can hold up to 24 ounces of liquid.