Description:12bottles x 12ml per box with one magnetic pen, assorted colors.usage: a) polish the nail surface and make it rough. apply base gel on the nail and dry under uv lamp for 2-3minutes b) apply this magic polish gel on the nail and then dry it under uv lamp for 2-3 minutes c) apply another layer of this gel and then use our supplied magnetic pen to draw designs slowly about 1mm over the gel. Don’t let the pen touch the gel. d) cover top gel on the nail surface and dry under uv lamp to finish