10pcs Locking Pin Back Locking Pin Keeper Clasp Metal Pin Backing for Brooch Lapel Pin Lock Accessories

2.Easily lock and remove pins with the spring-loaded latch design, no tools required, just push the base to lock and secure them, pull to release the lock and remove it. this makes these locking pin backs a great choice for those who frequently wear and swap out pins.

3.unlike traditional pin backs, these locking pin backs have a unique snap design that prevents keeping your pins from falling off, getting lost.

4.suitable for pins, lapel pins, name tags, display books, lanyards, bags, vests, hats, jean button, badge, backpacks, enamel pin and other DIY projects.