20-ounce capacity (Note: measurements only go to 12 ounces)
Patented mixing system uses 316 surgical-grade stainless steel BlenderBall found only in BlenderBottle brand shaker cups
Updated features include patented loop top, ergonomic flip cap and tapered spout
Perfect for protein shakes, smoothies, pancake batter, and more
Dishwasher safe, BPA- and phthalate-free; available in three sizes: 20-ounce, 28-ounce and 32-ounce