Sleek and durable Pro shaker cup for mixing protein shakes, smoothies, and supplements

-Patented mixing system uses 316 surgical-grade stainless steel BlenderBall wire whisk found only in BlenderBottle brand shaker cups.

-Screw-on lid creates leak-proof seal, and secure flip cap with SpoutGuard keeps germs at bay; wide loop top for easy carrying or attaching keys

-Wide mouth makes it easy to add mix scoops and liquids, and embossed markings measure both ounces and milliliters; rounded base for thorough mixing. Made of BPA and phthalate-free, stain and odor-resistant durable Eastman Tritan plastic; dishwasher safe

Available in three sizes:
24-ounce capacity (note: measurements only go to 18 ounces)

28-ounce capacity (note: measurements only go to 20 ounces)

32-ounce capacity (note: measurements only go to 26 ounces)