Breakaway Clasps for Lanyard 80pcs 24mm Black/White Bead Barrel Connector Closure Clasp Safety Clasp with 2mm x 43.6 Yards 4 Colors Lanyard String Cord for DIY Necklace Bracelet Jewelry DIY Safety Clasps & Cord: package includes 4 rolls nylon braided strings and 80pcs the plastic breakaway clasps; nylon braided strings are in 4 colors--black, white, yellow and brown; each color 1 roll; breakaway clasps are in 2 classic colors--black and white, each color 40pcs. Size Details: jewelry clasps are about 24mm(0.94") in length, 9mm(0.35) in width, hole 2.5mm; perfect hole size for less 2.5mm cords. The nylon lanyard cord is 2mm in diameter, 10.9 yards(10m)/roll, totally 43.6 yards(40m) in the package. Easy to Use: these DIY breakaway lanyard clasps are easy to use, you only need to insert the rope less than 2.5mm to be connected into the button and then close the button, easy to close and open, without complex steps when in use. Quality Material: the breakaway connectors are made of plastic, simple, cute, lightweight and durable; and the string is made of nylon, well-made and inelastic; suitable for most types of clothes. Safe from falling off, difficult to come apart even when someone grabs it or gets caught on it. Wide Usage: the bracelet string and clasps are perfect for lock design that connects necklace, bracelet, bubble gum necklaces, lanyards, keychains, waist chain, ankelt, strap lanyard and other accessories; can be used for bags, clothing, shoes, hats, bags, lanyards, keychains, etc.