About the product
- Authentic BlenderBottle, for mixing protein shakes and smoothies, features an easy-open/easy-close push-button flip cap with a sliding lock to prevent accidental opening
- 28-ounce capacity (note: measurements only go to 20 ounces) sleek and durable shaker cup offers plenty of room for supplements, meal replacements, or water
- Patented mixing system uses 316 surgical-grade stainless steel BlenderBall wire whisk found only in BlenderBottle brand shaker cups
- 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; manufacturers limited lifetime