Harmony Gelish Base Coat, Top Coat, and Color Combo. Gelish® Soak-Off Gel Polish applies like polish and cures in a LED lamp in 30 seconds, or 2 minutes in traditional UV lamps. Gelish stays on nails for up to 3 weeks with no chipping or peeling, and soaks completely off in only 10 - 15 minutes. Directions: Gelish® Soak-Off Gel Polish must be cured with LED Light or UV Light system. Apply over Gelish Foundation or Structure Gel. Do NOT apply directly to the natural nail. Must be cured for 30 seconds under LED Light or 2 minutes under UV Light. Apply 2 thin coats and cure between each coat. Seal with Gelish Top IT OFF. Remove with Gelish Artificial Nail Remover.