Common closures include C‑clips, lobster‑style clasps or keychain rings, jump rings, and small metal or plastic clasps and clips. Specific closure types vary by kit; some kits include multiple finishing options.
Kits commonly use cotton, acrylic, and other plastics. Other materials seen in product details include polystyrene, PVC, polypropylene, zinc alloy, and unspecified metal components.
