1 Gallon BPA FREE Reusable Plastic Drinking Water Big Mouth Bottle Jug Container with Holder Drinking Canteen (Purple) Volume size - 1 gallon / 7.5 liter. Bottle size - 6.5" x 11. 5". Cap-size - 48mm screw cap. Reusable. Helps the environment by cutting down plastic waste Best sports bottle you ever had. Easy to carry around. Made of Tritan material. BPA-FREE sports bottles