Gatorade Protein Powder Blender Bottle Perfect for mixing Gatorade protein powder shakes and more 28-ounce capacity; marked measurements on the bottle go to 20 ounces Patented mixing system uses 316 surgical-grade stainless steel BlenderBall found only in BlenderBottle brand shaker cups Features include patented a secure screw-on lid, a wide mouth for easy mixing, loop top, ergonomic flip cap, and tapered spout Dishwasher safe, BPA- and phthalate-free