MuscleBlaze Shaker Bottle, 100% Leakproof, BPA-Free Blender Bottle for Protein and Water, Black, 650 ml PERFECT GYM ACCESSORY: MuscleBlaze Shaker with 650 ml capacity is a perfect fit as your gym accessory. Use it as a water bottle, BCAA or protein supplement bottle. It also includes measurement markings to keep track of the quantity " "LEAKPROOF & ERGONOMIC CARRY LOOP: This shaker bottle for gym is 100% leakproof and has an ergonomic carry loop to easily carry it around "