HOTFIX - 1440 Preciosa Genuine Czech Crystals, ss20 Clear Iron-on Chaton Roses (HF Rhinestone Flatbacks) Preciosa Czech Genuine Crystals, Machine Cut Chaton Rose Art. 438-11-110 (HOTFIX FlatBacks) Stone Size: ss20 (5 millimeters). Stone sizes may get confusing. PLEASE CHECK SECOND IMAGE FOR SIZE COMPARISON Color: Clear Crystal with heat activated glue on the bottom. Iron-on Rhinestones. 10 gross = 1440 pieces Packed in original Preciosa envelope, Made in Czech Republic