Volume size - 1 gallon / 7.5 liter. Bottle size - 6.5 x 11. 5. Cap-size - 48mm screw cap.;The dark color acts as a UV protectant and helps preserve and store your ionized alkaline water!;Reusable. Helps the environment by cutting down plastic waste. Best sports bottle you ever had.;These custom water bottles will allow you to quench your thirst while using bottles that are free of chemicals.;Made of Tritan material. Easy to carry around. BPA-FREE sports bottles