High Quality PP material, Cup Holder Friendly, Leak Proof, Twist Lock Cap, Extra Wide Mouth Spout, Lightweight. Shaker cup ideal for mixing supplements, protein shakes and smoothies. 20-ounce capacity shaker cup for mixing protein shakes, smoothies, and supplements, Screw-on lid creates a leak-proof seal, and the flip cap snaps securely shut to keep contents contained; Shaker Bottle makes it easy to maintain proper nutrition and hydration on the go. The convenient loop top makes it easy to carry the bottle and is designed with a wide mouth that makes it easy to fill and clean after use.