These pumps, lock down lotion pump delivers 15cc (1/2 ounce) of product under most applications. These pumps are extremely versatile and have been used in the hair care, personal care, pet care, food and home care industries. They are popular for shampoos, hair conditioners, lotions, body washes, condiments, syrups, paints, glues, and epoxies to name a few. An added benefit to this pump is the easy disassembly for rinsing.