For just $3.99 Premium quality glass crystal rivets with choice of gold or silver post in 20 count packs. A pack consists of a crystal stud and a cap bottom. These are available in 4mm, 6mm, and 8mm diameter crystals with a 5mm post length shipped right from Houston, Texas. The recommended material thickness for this rivets is 1-3mm thick (up to 1/8" or 7oz leather). Please see our other listings linked below for alternative rivet sizes and pack sizes. These rivets install via a snap on cap bottom that can be secured manually with a hammer and setting tool or using a press. We are pleased to offer a crystal rivet setting tool with a protective interior to prevent damage to your crystals. These are currently available in the following colors: Colors: - Aquamarine - Blue Zircon - Citrine - Clear - Green Zircon - Light Ameythst - Light Black Diamond (Gray, reflects some purple light in florescent lighting) - Light Sapphire - Light Siam - Peridot - Rose Pink - Siam - Tanzanite - Topaz Other Crystal Sizes: 8mm Crystal with 5mm Post https://www.etsy.com/ChairandChisel/listing/631491488/ 8mm Crystal with Long Posts https://www.etsy.com/ChairandChisel/listing/615050795/ 4mm Crystal with 4mm Post: https://www.etsy.com/ChairandChisel/listing/670982060/ Tools: No-Damage Nylon Mallet: https://www.etsy.com/ChairandChisel/listing/709809961/ Rotary Hole Punch: https://www.etsy.com/ChairandChisel/listing/710644055/ for large bulk orders over 100 count for small businesses please visit the wholesale section of our shop or contact us directly.