The BPI Sports Patriot Shaker is a manufactured high quality 20 ounce shaker cup. Now you can mix smooth, lump-free drinks at home, at the office, or on the go! Secure, screw-on lid. Wide opening for ingredients. Large drink/pour spout. Snap spout helps prevent spillage. Engineered to get a tight closure every time to prevent leakage. Base fits in most drink holders. Easy to clean. Dishwasher safe. Versatile.