This listing is for 5 key rings.This key ring has a 1" square recess on BOTH sides. It will allow you to make a 2 sided key ring!The overall dimensions are 3" long, the fob is 1 1/4" wide. The ring itself is 1 3/8" in diameter. It is very sturdy and they come individually packaged if you are interested in these for re-sale.The recess can accommodate any flat cabochon that will fit. Glass, polymer clay, a vintage button… the possibilities are endless! If you would like a different quantity please convo me for a custom listing.