The double wall insulation of the CamelBak Chute helps keep your drink cold and cuts down on condensation while leak proof, twist off cap allows for rapid hydration.. . . . . Double wall insulation keeps contents cold and minimizes condensation. BPA and BPS free. Leak proof, twist off cap with tether for security. Cap snaps into handle for easy drinking. Cap is threaded on the inside of the spout for comfortable drinking. Top rack dishwasher safe. Dimensions: 10.75 x 4 x 3 in.. Volume: 0.6 L 20 oz.. Weight 9 oz. .