Description The small clutch is made of quality nickel plated brass, with unnoticeable while lock firmly and keep them secure. And metal material makes it anti-wear and sturdy. And these can also be applied as the back of lapel pins, hat, tie tacks, name tag, toy pins, citation bars, service bar, etc. Features - Color: Silver and golden. - Material: Brass. - Size: 1 x 1 x 0.5cm. - Package includes 100pcs silver pins, and 100pcs golden pins. - Exquisite design: clutch pin backs are great match for most metal pin. - Metal clutch provides good grip of pin to keep it stay in place. - With its firm and protective grip, rest assured that you will never lose another pin again. - Easy to use: Featuring a spring-loaded fastener, these pin backings are easy to put on and take off. - Wide usage: The metal pin back can be applied with tie tacks and lapel that have lost their backings, or with your own homemade craft pins. - Lightweight, easy to carry and use. Exquisite design: clutch pin backs are great match for most metal pin. Metal clutch provides good grip of pin to keep it stay in place. With its firm and protective grip, rest assured that you will never lose another pin again. Easy to use: Featuring a spring-loaded fastener, these pin backings are easy to put on and take off. Wide usage: The metal pin back can be applied with tie tacks and lapel that have lost their backings, or with your own homemade craft pins.