Newest non-toxic PP (Polypropylene) whisk mixer ball moves freely inside the bottle as you shake, mixing even the thickest ingredients with ease. Enjoy your drinking and nutrition when you are in sports, good for avid gym goer.
Leak-proof and spill-proof Protein Shaker Cups: Suitable for car use, ergonomic flip cap, tapered spout.
Easy to hold: Finger grooves on both sides of the bottles, the grips on the outside are a great touch. Fits in the hand and most bottle holders. Silicone anti-slip grip integrated into chassis of the bottle for further security.
BPA-Free and phthalate-free Protein Shaker Cup: 100% Food grade material, Eco-Friendly, safe for drinking, dishwasher safe. FDA approved. Perfect for gym sports, markings easy measuring both ounces and milliliters.