Easy To Use: These flatback rhinestones have 2 holes making it easy to sew them on the fabric, or you can directly attach them with glue. Why Choose Us: Our rhinestones are made of top quality material , not scratch nor dull out, which is much normal glass and any acrylic.Quality is much different from other regular stone.They are nickle & lead free.Environmental protection is pollution-free.No impurities or bubbles,not yellowing shining,very clear and clean.More precise cutting & stronger foiling to keep stone's shining longer. Wide Applications: The sew on crystal are commonly applied for decorating all kinds of parties,events,wedding,festivals,embellishing your DIY crafts,clothes,ballet dress,bags,shoes and any other decoration crafts.