Designed expressly for the 5 mm flat leather. Use with a loop of leather twice as long as you want the bracelet. Glue each end in, and the loop goes over the knob on the clasp to secure. You can add a slider bead before gluing if you like to control the size of the loop. Best glue to use is the Super New Glue. Plated zinc. Certified lead and nickel free. Leather not included.

Lead-free. Nickel-free. Inside diameter (ID) is 5 mm. By the each.