●Push button sets: push button set can meet your requirements for DIY crafts. There are a total of 120 snap button sets in 4 colors, 30 snap sets for each color, each set consists of a cap, a socket, a locking post, consisting of rivets, hammer and 1 storage box with 15 compartments. ●Snap size: the diameter of the cover is about 12 mm. The press stud has rivets in 4 colors: silver, gold, bronze, black. NOTE: These snaps are suitable for thick to medium fabrics and are not suitable for light fabrics. ●【Durable】 All these snaps are made of copper-zinc alloy with nickel-free plating process, so they still look like new even after prolonged use. However, do not apply too much force when hitting the fasteners to avoid deformation. ●Easy to install: The snap leather comes with 4 pieces installation tools and 1 hammer to make installation more convenient and efficient; tap lightly and press the press studs on both sides with the hammer. ●Wide application: snap kits can be used for crafts or making clothes such as shirts, jackets, work wear, backpacks, shoes, hats, belts, cotton clothes, jeans, leather, etc.