BPA-free Tritan plastic bottle with side accent grips, oz. and ml side markings, soft rubber grip screw-off cap with hole for gripping and hanging on duffel bag or backpack. Finish / Material: Tritan, Polypropylene.20 oz. Capacity.Side Accent Grips.Ounce/ml Capacity Markings.Soft Rubberized Screw-Off Cap.Hole for Carrying or Hanging.