Use GelFinity Gel Base Coat for a superior adhesive bond between the nail plate and gel products without damaging the natural nail plate. For maximum performance use with your favorite KUPA Gel products. Cures 30 seconds in your KUPA GelFinity UV/LED Hybrid Light; or 1 minute in standard UV Light. To Remove: Soak in acetone until soft then gently remove with a metal pusher.