CND Shellac UV Top Coat - Lot of 3 (0.25 oz) Bottles One thin layer of UV Top Coat is all you need. Offers a durable shine while sealing and protecting nail Colour. UV Top Coat Application: Shake the bottle to blend. Apply one thin layer to each nail surface and extension edge of all five nails on one hand. Remove the applicator brush from the bottle and wipe it against the bottle's neck to drain excess product from the brush. Stay parallel to the natural nail and place the brush in the center of the nail slightly away from the cuticle line. Gently push the brush toward the cuticle line and then glide down one side to the extension edge of the nail. Lift the brush and repeat on the opposite side of the nail, followed by the same steps to coat the center. Be sure to encase the extension edge to ensure long wear. Cure all five fingers together a UV Lamp. Repeat the process on the other hand. Remove the top film (sticky inhibition layer) with a plastic-backed, lint-free pad soaked with 99% Isopropyl Alcohol (IPA) Condition the nails and sorrounding soft tissue with SolarOil and apply daily.