Sold in multiples of 100 sets.
These snaps can be applied with a standard size 20 die cap for KAM pliers or DK-93 press. A complete set consists of 1 shaped cap, 1 colour matched plain cap (for the reverse of your project) and a colour matched socket and stud.
Size 20 caps are 12.4mm in diameter and prongs are 5.6mm
WARNING - Loose pieces can present a choking hazard to small children