Shaker Bottles is made of food grade PP plastic. We have more than 10 open design models, capacity from 250ml to 750ml.The bottle body, lid, cap can be made in customer appointed pantone color. The shaker bottle body can printed with silk screen logo or washable UV printing LOGO.These protein shakers are mostly used for protein or nutrition drinking with mixer for shaking well. They are BPA free, FDA, CE, EN-71, ROHS approved.