2 Colors: The top button of the hat contains white and black 2 colors, solid color hat button are classic and versatile colors, can be perfectly matched with different colors of hats, clothing and other items, you can mix and match as you like Package Include: You will receive 20 sets hat top replacement buttons,10 sets/color, fabric button size about 19x8.8 mm, rivets size about 11x10.5mm, pin: 1.2 mm. Right size, portable and lightweight, easy to store and use Easy to Use: You just need to insert the rivets into the holes of the fabric buttons and press them firmly, easy to install and no sewing is required, you can change them in just a few seconds and give your hat a new look Material: These buttons are made of alloy and covered with fabric on the outside, durable and not easy to break or deform, ensuring that the buttons can be used for a long time without being easily damaged, you can rest assured that you can use them Wide Application: Besides being used for hat making, this button can also be used for jeans, denim jackets, coats and other garments, as well as for handbags, canvas bags, handicrafts, button art and more