4 Sets 18K Gold Plated Brass Micro Pave Cubic Zirconia Fold Over Clasps Platinum Plated Rhinestone Foldover Extension Clasp Heart Oval Extenders for DIY Necklace Bracelet Jewelry Making [18K Gold Plated+ Platinum Plated]: 2 colors: golden and platinum. The golden fold over clasps are made of real 18k gold plated brass; platinum brass clasps are plated real platinum, durable, bright and delicate, not easy to break and deform [Shinning Heart Design]: These fold over clasps micro paved with clear cubic zirconia on the surface of the heart Oval parts, very shiny and add extra charm to your jewelry making [Size]: Each clasps measures approximately about 18mm long, heart: 0.31x0.43x0.06inch, clasp: 0.41x0.16x0.2inch, hole: 0.05inch. They're the perfect size, and every clasp opens and closes easily and smoothly! [Necklace Bracelet Extenders]: These extension clasp can add extra length easily to your jewellery, such as bracelet, anklets and necklace etc, make them achieve your desired lengths [Great DIY Gift]: Great DIY gift for your friends, lovers or yourself to create unique eye-catching DIY lucky charms. The finished jewelry made of this clasps connector set can be used as a gift for friends on birthdays, Christmas, Mother's Day, Thanksgiving and other festivals