Convenient for you to collect, carry and store anytime, anywhere! Material: These jewelry clasps are made of iron, durable to use. Convenient to carry and store: the rope ends classified by each color are stored in high-quality storage boxes. Easy to use: Use flat-nose pliers to close ribbon curls, they will use internal teeth to hold your ribbon and/or cord in place and hide worn ribbon ends. Application: The crimping end is very suitable for making necklaces, necklaces, bracelets and other jewelry, and the perfect ending of ribbons, laces, fabrics, leather flat cords and bookmarks.