These are jeans buttons, super easy to install, no nails, no need to sew, detachable and reusable. Made of durable stainless-steel materials, it has excellent durability and will not rust or corrode easily. The universal design makes it easy to fit all kinds of jeans. Just fix the snap button on the pants. Features -Color: As Shown -Material: Stainless Steel, Pearl -Size: 2.70X2.00X1.00cm/1.06X0.79X0.39in -Packing Size: 15.00X15.00X3.00cm/5.95X5.91X1.18in -Made of stainless-steel materials, light and durable, not easy to damage. -Small size and light weight, easy to store, not easy to wear, and durable for a long time. -Just fix the snap button on the pants and you can use it easily, very convenient. - tools, no need for nails, easy to use, can be easily disassembled and reused. -Help you to adjust the waist size of jeans or other pants, making you wear pants more comfortably. Package list: 4 x Sets of Jeans Waist Narrowing Buttons