Wondercore 22-ounce Protein Shaker, Leak-proof, BPA-free, Manual Roll-up Mixing, Clear Ounce And Milliliter Markings

The Wondercore 22-ounce protein shaker features a leak-proof design for secure mixing and transport. Constructed from BPA-free materials, it ensures safety and durability. This shaker includes manual roll-up mixing technology for thorough blending without the need for batteries or electric power. Measurements are clearly marked in both ounces and milliliters for precise portion control. Ideal for protein shakes and other powdered supplements, it combines convenience and functionality in a sleek, transparent design.