Whether you're headed to the gym, school or out for a day of errands, the PUMA Shaker Bottle is the perfect companion. Use it with the metal ball for mixing protein or other powders, or without it for everything else. A medium-sized spout prevents you from spilling, but is wide enough to quench your thirst quickly. Screw-top opening Pop-up cap Internal metal ball shaker Ribbed parts on both sides 9.5 x 22 x 9.5 cm (0.6l) 59% Polypropylene31% Polyethylene 10% Stainless Steel for men and women. Unisex > Accessories > Water Bottles