Product Quantity：16 button bases and 16 threaded studs, with a button diameter of 17 millimeters, available in two colors: 8 in antique copper color and 8 in silver color. Material Composition: The buttons are crafted from alloy materials. These alloy materials possess a solid texture, are polished, and enjoy reliable durability. Simple Installation: Our hand-pinch buttons can be quickly installed by pressing with hands. There is no need for sewing or tools. The installation process can be referred to in the left picture.Note: The upgraded hand-punch buttons cannot be removed once installed. Please make sure to choose the right position before installing. Range of Use：Hand-pinch buttons can adjust the waist size of jeans. They can also replace old or missing buttons to make the pants fit better. Besides, they can be used as replacement buttons for most jeans, pants, items such as clothing, jackets, backpacks, suits . Cost - effective Button Set：This set of hand-pinch buttons contains multiple buttons. Whether you need to replace just one button or have multiple clothes that need button replacement, this set of buttons can meet your needs and can be kept as spares at home. There are 16 buttons in the product package, in two colors, 8 in antique copper color and 8 in silver color. The product is made of alloy materials, which have a rich texture and are sturdy and durable. The hand-press buttons don't need sewing or tools. They can be quickly installed by hand directly onto jeans, jackets, backpacks, work clothes and so on, to adjust the waist size of jeans or meet other needs of clothing and make the clothes fit better.