100 Lead-Tested KAMsnaps KAM Snaps Size 20 (1/2") Plastic Button Sewing Fastener CPSIA-Compliant for Cloth Diapers Bibs Unpaper Towels PUL (Black) Tool *not* included. 100 complete sets of black snaps. 1 set = 2 caps, 1 socket, 1 stud. Size 20 (1/2" diameter cap). Also known as size T5. Snaps are commonly used on clothing, cloth baby diapers, bibs, towels, and other embroidery, craft, sewing and household projects. NOT intended for thick/dense material like double layers of marine vinyl (which require size 20 EXTRA LONG snaps). Requires KAM or Babyville pliers for plastic snaps or a KAM snap press to install (not included) CPSC CPSIA compliant for lead and phthalate content in children's products.