The Jaxx Stainless Steel Shaker Cup is a 24 oz. food grade stainless steel cup that makes it easy to take your favorite protein or drink on the go. The patented Jaxx agitator is designed to powerfully mix even the thickest powdered drinks or shakes. The agitator is heavier than the average agitator, which make for less clumps. No clogs, no clumps, no leaks! This 24 oz. shaker cup features an ergonomic design for easy gripping, a leak-proof seal, and removable handle. Stainless steel is food grade safe and BPA free. Cup is dishwasher safe. Do not microwave.