... all kinds of color demand.3, The uv/led nail polish cured by uv or led lamp, UV lamp cures ... thin layer of base coat3, Just apply uv/led nail polish on nails, clean it soonest if it is on your skin ... 30-60 seonds by a led lamp. remember just apply nail polish on nails, not on skin.7, Apply the top coat, ... if quantity below 100pcs.2, The KSD uv/led nail polish is 12ml/bottle. it is red bottle that can ...