Package includes: 50 Set Silver Round Head Button Screwback Rivet. Material: Alloy, iron; Size: 6mm, The round head button studs are made of durable Alloy, wearproof and rustproof, provide excellent durability and reliability. Smooth surface with plated process, keep the luster more lasting and bright, not easy to fade. Easy to install, can meet different needs. Perfect for decorating and fastening on your DIY leather bags, belts, leather bracelets, shoes, clothes, handmade leather and DIY project. Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item Please allow 0.1-1cm difference due to manual measurement, thanks Other accessory demos in pictures are not included. Size: 6mm Shipping color: silver Shipment quantity: 50 sets