RUBYCA 30 Sets Silver Color Skull Cross-Bone Rapid Rivets Spike and Studs Metal Spots Double Cap DIY Leather-craft Package Includes: 30 Sets of Cross-Bone Skull Head Rapid Rivets w/ Double Cup for Leather-Crafting Material: Top Quality Zinc Alloy Metal &#10084 Come with Genuine RUBYCA Zip-Bag Color: Silver &#10084 Shape: Cross-Bone Skull Head &#10084 Style: Punk, Rock Size (Including Cross Bone): 3/8" x 3/8" = 10x10mm &#10084 Thickness: 1/16 = 2mm &#10084 Height: 1/4 = 6mm Ideal for decorating your bag, belt, boots, jacket, dog collar & more leather-crafting DIY project