Descriptions: This screw mushroom rivet set is perfect decoration set for leather bags, shoes, belts,etc, and add luster to your leather products. Mushroom shape, simple and generous, smooth surface with glossy, beautiful and attractive. Features: This screw mushroom rivet set is made of high quality Zinc alloy. The screw is iron, but it is treated with electroplating, so it will not rust, corrosion resistant and wear resistant . Mushroom shape, simple and generous, smooth surface with glossy, beautiful and attractive. Black and silver color can be chosen, all-match color, suitable for a variety of styles and colors of bags. It is perfect decoration set for leather bags, shoes, belts,etc, and add luster to your leather products. Easy to install, you can do it by yourself, is a practical leather craft set in your diy project. Specifications: Material: Zinc alloy+iron Treatment process: electroplating Shape: mushroom shape Color(Optional ): black, silver Each set contains: 1 * mushroom rivet + 1 * screw Rivet size: 11.5 x 6.3mm/0.45 x 0.25inch Weight: 47g, 45g Package Included: 20 pcs/ set x screw mushroom rivet Note: 1. Due to manual measurement , please allow 1-2mm error, Thank you. 2. Because of different displays, pictures may not r eflect the actual color of the item. We guarantee that the style is the same as shown. Thank you for your understanding.