Crafted from great rubber material, these butterfly clutch pin backs offer a secure and reliable solution for fastening badges, brooches, and lapel pins. Their lightweight design ensures comfort during wear, while the smooth surface prevents damage to clothing. great for daily use or special occasions, they provide a polished and professional look. Features -Color:Black -Material:Rubber -Size:1.10X1.10X0.70cm/0.43X0.43X0.28in -Rubber pin badge backs: made from soft rubber, these pin backs provide a secure grip, ensuring your pins stay in place without slipping or falling off -Pin backings: the pin caps are designed to tightly lock onto pins, making them ideal for lapel pins, badges, jewelry, and more -Pin backs: equipped with sturdy pin posts, these backs hold firmly on various fabrics, offering reliable support for longterm use -Versatile usage: great for parties, performances, or daily wear, these pin backs enhance your overall look with added style and charm -Easy replacement: effortlessly swap and match these pin backs to suit different occasions, allowing you to showcase a variety of styles Package list: 300 x pin backs