The Performance Replacement TPE Pump Sleeve is crafted from the same material as Blush Novelties X5 Dildos and Masturbators. It is soft, stretchy, and durable. This sleeve creates a tight seal when your penis is inserted into the pump cylinder. The soft material provides comfort while sliding over your penis and is made from body-safe, phthalate-free TPE. Only use Performance brand pump accessories with your Performance pump. - Replacement sleeve for all of Blushs Performance line of Pumps - Durable construction - Made from pure body-safe TPE, phthalate-free - Compatible with other pump cylinders ranging from 2.75 to 3.25 inches wide - Soft and elastic, forming a tight, comfortable seal