... the very good nail. 6, Very easy to apply, with base, color, top, all gel polish are with good quality ... the oil and uneven of nails. 2, apply a thin layer of base coat3, Just apply uv/led nail polish on ... difficlut to clean if it is dry. 4, cure base coat for 30 seconds in led lamp, You can cure ... soonest if you are interested, too. Her is the base, top and bluesky uv/led nail gel polish's bottles ...