15 Gr jar ,all kinds of mirror powder, pearl nail powder and aurora powder can be rub on our gel. The better effect you will see compare with other sculpture gel or top coat. Rub on common carving gel will get uneven and no gloss effect, but rub on special chrome nail gel will get more gloss and perfect metallic nail art. Generally cured for 45s under 48W nail lamp, the metallic effect will be best.