Gel-iT Professional Clear UV Curable 3in1 Thin Consistency Builder Gel. Maskscara Builder Gels are a Self-Levelling, Soak-Off / Buff-Off gel range, applied over a cured layer of Base Coat to ensure application longevity. This thin consistency hard gel that comes packaged in a pot and is applied; over natural nails, tips or using nail forms, with a gel brush. Wipe the tacky residue away with cleanser (IPA) once curing is complete on the final layer. It is important to note that a burning sensation may occur during curing if client has damaged / sensitive nail beds and / or if the initial application is applied too thickly to the nail. Store in a cool area away from UV light presence.