1,120 Sets KAMsnaps 28-Color Organizer Container: KAM Snaps Resin Plastic Buttons 1/2 Inch No-Sew Fasteners Pins Rivets Studs Storage Case (Size 20) (B11 B13 B27) 1,120 complete sets of KAM plastic snaps, size 20 standard length. Professional grade, the same quality used in commercial applications. Complies with lead and phthalate content as regulated by CPSC CPSIA in children's products. A rust-free alternative to metal snaps and a no-sew alternative to regular sew-on buttons. Requires KAM or Babyville pliers or KAM press to install (sold separately--see our other listings).