Pin Backer Clasps

Quality Material: These pin-back locking clasps are made of nickel-plated copper, which is durable and sturdy. They can lock your pins firmly to keep them secure
Multi-function: These mental pin backs are suitable for pins, insignia, name tags, display books, lanyards, bags, vests, hats, badges, collectibles, etc
Easy to use: The pin back locking is an easy on-off action, spring-loaded fasteners simply need you to push to lock them, then push on the base to secure them , and finally pull to loosen the lock and remove it
Reasonable Pin Size: The size of the pins back is 0.39in / 1 cm in diameter, 0.24in / 0.6 cm in height. It is convenient to carry