Material: Perfect fit button made of zinc alloy which is sturdy, durable and not easy to get erosion.Reinforced rivets, the metal base is thicker,are not easy to bend and damage under finger pressure.^Easy to Use: These button pins are very easy to use on jeans. Manually set the rivet and button with your fingers and press together a notch or two, Then use a set of channel lock pliers squeeze to set the rivet all the way.^Unique Design: This jean button pins with Unique card slot design, the adjustment very firm and sturdy,can not fall off when stuck, and it will be as tight as the card for a long time.also its easy to remove easily. No-tool, no-sewing, detachable and reusable,Beautiful and generous.^Widely Used:The button pins use for jeans and rivets, shorts, leather craft, backpacks, hats, suits, pants, jackets, shirts, overalls, suspenders, sweaters, belts, bags, etc. Buttons Pins can also be used as brooches and decorations on clothes.Easy clip snap tack metal button,No sewing is required to attach to your garment. Simply install and remove only in seconds.^Great service:If for some reason you are not satisfied with our products, please notify us immediately, we will try our best to solve your problem ensure your best shopping experience.