big stock for acrylic stone flat back.18mm-clear, hot pink; 20mm-clear, hot pink and lt.purple. Sample is free. Big Stock for Flat Back Acrylic Rhinestone without hole.Shape: RoundSize: 18mm and 20mmColor:18mm - clear, hot pink20mm - clear, hot pink and lt.purple.Sample is free.NO MOQ. Big Stock for Acrylic Rhineston Flat Back Round 18mm and 20mm,hot pink,lt.purple,clear