Keratin Bonder: Colour Gloss Soak Off Bonding Gel creates the adhesion between the natural keratin in the nail plate and gel products. No primer needed prior to application. This product is gel chemistry based and designed to create a double covalent bond between the natural nail plate and all Artistic Soak Off gel products. Bonding Gel cures in as little as 10 seconds in the Artistic Pro 30 LED Light and 1 minute in a traditional UV lamp.