PARACORD PLANET Breakaway Lanyard POP Barrel Connector - Multiple Colors &ndash; Great for Lanyards, Necklaces, Bracelets, ID Badges and more! Plastic Safety Breakaway POP Buckle - 4mm diameter Lock Design that Connects Lanyards, Necklaces, Key Chains, Bracelets, and more Includes Male and Female Ends that Lock Easily into Place Size: 20 mm x 10 mm Length: 3/4 inch Width: 3/8 Inch