DescriptionThis locking pin back is made of premium material, which can withstand long-lasting use. Features the premium copper material, which has high durability, not easy to deform. Fine workmanship, ensures practicality. This locking pin back will make DIYeasier and smoother.Features- Color: As Shown -Material: copper - Size: 1.00X1.00X0.90cm/0.39X0.39X0.35in-Great for use as lapel pin backs, brooch pin backs, tie pin backs hat pin backs, fits on tie tacks, badge pin, name tag, etc.- Compact shaped handle on the pin back is designed for easy grasp, bring you convenience.- With smooth opening and closing, the replacement pin back is well secured, safe to use.- Also can used for jewelry making and DIY craft projects, very professional to use for diy.Suitable for pin, badge, and jewelry replacement.- Mini safety pin back clutch. Lightweight and portable design, which is easy to carry and store.