Household Mall 3/4-Inch Safety Pins, Bronze (1440 Pieces) THESE PINS are commonly used to fasten pieces of fabric or clothing together. THESE PINS cover the end of the pin to protect the user from the sharp point. THESE PINS can be used as an accessory in jewelry, such as earrings, chains, and wristbands. THESE PINS are widely used to fasten cloth diapers, as the safety clasp prevents the baby from being jabbed. THESE PINS form a closed loop thereby properly fastening the pin to whatever it is applied to.THESE PINS form a closed loop thereby properly fastening the pin to whatever it is applied to.