HIGH QUALITY MATERIAL: Made of high quality metal, sturdy and durable, will not bend or break under finger pressure, and has great texture. Detachable and reusable: The clever built-in spring gives the button a detachable precision structure for reusable use. HIGH QUALITY MATERIAL: Made of high quality metal, sturdy and durable, will not bend or break under finger pressure, and has great texture. Unique design, removable buckle design: New buckle design, no need for sewing, easy installation, simple removal, strong and durable. Card slot design: Brand new groove design, using square groove cutting technology to avoid key slippage. EASY BUTTON OF INSTANT: Extending or reducing your pant size is a piece of cake! Our replacement buttons instantly provide extra room when your jeans are too tight, or reduce the waist size of your pants when they are too baggy.