Those Flatback Rhinestones Are Made Of High Quality Glass, Perfect Cutting,Shining And Beautiful.It Contain Multi Sizes Nail Art Ab Rhinestones And Crystal Flatback Rhinestones, It'S Perfect Combination For Your Project. This Set Including 1440Pcs Clear Rhinestones And 1440Pcs Ab Rhinestones Mix 6 Size Crystal Rhinestone 1440Pcs Ss4 Rhinestone (1.5-1.7Mm) 288Pcs Ss6 Rhinestone (1.9-2.1Mm) 288Pcs Ss8 Rhinestone (2.3-2.5Mm) 288Pcs Ss10 Rhinestone (2.7-2.9Mm) 288Pcs Ss12 Rhinestone (3-3.2Mm) 144Pcs Ss16 Rhinestone (3.8-4Mm) 144Pcs Crystal Ab Rhinestones 1440Pcs Ss4 Ab Rhinestones(1.5-1.7Mm) 288Pcs Ss6 Ab Rhinestones (1.9-2.1Mm) 288Pcs Ss8 Ab Rhinestones (2.3-2.5Mm) 288Pcs Ss10 Ab Rhinestones (2.7-2.9Mm) 288Pcs Ss12 Ab Rhinestones (3-3.2Mm) 144Pcs Ss16 Ab Rhinestones (3.8-4Mm) 144Pcs Packing Total Including 2880 Rhinestones, One Pick Up Tweezer And One Pick Up Pen. It'S Good For Nail Art,Face Art,Eye Makeup,Body Art,Clothes,Wedding Dress,Bags,Shoes,Phone Case,Car Plates,And Other Craft Decoration,Diy Your Own Design Diy Your Life. These Flact Back Rhinestones Are Not Hot Fix Rhinestone, You Need To Use Glue To Stick Them, And No Glue Included;And Those Are Small Items, Not Suitable For Children Under 3 Years Old.