Snap Source Open Long-Prong Snaps Size 16 10/Pkg-Silver Extra grip for a secure fit! A long prong snap provides a better "grip" onto fabric, so you can be confident that the fasteners will remain securely attached, wash after wash Can be used in crafts, costumes, sleepwear, home decor, uniforms, infant wear, and more! To create reversible snaps: Simply attach a fashion-colored snap top to the stud as well as an identical snap top to the socket Open prong ring on top and bottom Size 16 Silver- Includes 10 sets of Silver snaps They are approximately 7/16"