Why can ULGAI provide premium quality Crystal Clear Rhinestones with even lower price than most vendors ULGAI has been specialized in manufacturing and processing copper, crystals and nature healing stones for more than ten years. No middle man, no mark up. We sell directly to you online. With low overhead and our direct manufacturing capacity we can offer customers higher quality rhinestones than most retails, and still sell it for a fraction of the price. How can I check the MATERIAL of ULGAI Crystal is not plastic Just burn it with a lighter Should I concern about the blackening and fading problems Will ULGAI Crystal Rhinestones keep shining and sparkling Whether will crystal clear rhinestones turn black or fade depends on the quality of raw material and the processing afterwards. ULGAI Crystal Gems are made from high quality K9 Glass which is pure, solid and transparent. Multifaceted surface and the coating outside are cut and processed delicately via sophisticated techniques, which aims to ensure durable sparkling. Besides, genuine gold or silver plating of flat or pointed back helps to enhance reflective brightness, which is incomparable by other low cost products. Usage Scenarios: 1. Crafts, 3D nail art, phone case decoration 2. Jewelry making, setting and embellishing of your clothes, shoes, purse, bags, etc. 3. Creations at scrapbook and other DIY craft works, home decor etc. Warm Tips: Glue is not included in the package./br/brPACKAGE CONTENTS The package contains 120 pcs high quality glass decoration gems (crystal clear), 1728 pcs mixed sizes nail rhinestones, 1 pc stainless steel tweezer and 1 pc picking up pen. WIDE APPLICATIONS Perfect crystal clear rhinestones for crafts, nail art, clothes, face, shoes, jewelry, etc. COLOR Transparent, clear. SIZE & QUANTITY Totally 1848pcs. Round rhinestones have six sizes with 288pcs for each, SS4(1.6mm), SS5(1.8mm), SS6(2mm), SS8(2.5mm), 10(2.8mm), SS12(3.0mm). Abnormal nail crystal rhinestones have ten shapes with 10pcs for each, Fat Square(6mm), Flower(6mm), Raindrop(5*8mm), Diamond(7mm), Dart(5mm), Bowknot(5.5*7mm), Arrow(5*8mm), Heart(5.5*6mm), Navette(3*11mm), Round(5mm), Moon(3*6mm), Rectangle(3*7mm). EXCELLENT QUALITY Made from high quality K9 Glass which is pure, solid and transparent. Genuine gold / silver plating of flat back helps to enhance reflective dazzling./br/brGTIN: 883521776568. Best Sellers Rank: See Top 100 in Beauty & Personal Care. : B07WZDP1QT. Manufacturer: ULGAI. UPC: 883521776568. Product Dimensions: 5.51 x 7.87 x 0.59 inches 2.72 Ounces.