This product, 100Pcs/set 10mm Spikes Cone Studs Gold Silver Screw Rivets Studs Leathercraft DIY Craft Rock Clothes Handcraft Accessories, meets the following specifications: Product Type: Rivets, Rivet Type: Open-End, Technics: Plating, Material: Zinc alloy, Set Type: YES, Height: 3/8 inch (10mm), Base: 9/32 inch (7mm), Color: Silver/Golden, Material: Alloy, Shape: Round Cone Spike, Screw Type: Slotted / Phillips (Depends on stock availability), Used in: Punk apparel, Motor embellishment, Couture apparel, Fashion apparel and other DIY projects, Suitable for: Leather Bracelets, Dog collars, Bags, Clothes, Shoes, Belts