These rivet are well made of alloy which durable and strong. These spikes can be applied to most materials like leather and denim, by fastening the spike to the screw. And cone spikes studs are perfect for art making, leather crafts and clothes making, such as shoes, belts, handbags, jackets, leather bracelets etc. It fully shows your special taste and personality.Features- Color: Silver.- Material: Alloy.- Size: About 5.50X1.00X1.00 cm/ 2.16X0.39X0.39 inch.- Good for decoration on necklace, DIY bags, shoes, jackets, etc to show your special taste and personality.- Spikes are great for use in a variety of projects: punk apparel, couture apparel and other DIY projects.- Made of premium material, these rivets has delicate appearance, convenient to use.- These items are durable and easy to use. Show your personality with these rivets- It can meet your needs for different leathercraft DIY project.Packing list10 x Cone Studs