Snap buttons are a very useful fastener used to lock, clip or latch. Depending on your application, they may be referred to as slide locks, lock pins, button clips, spring latches, spring rivets or spring button clips. They are used in assembly of various products to snap-lock components into place by springing a protrusion, or end, through a counterpart hole. Variations include single end, dual end, double end, and various styles of the spring leg snap. Some people who viewed this item also checked the overview of pins and snap products.