Abiocom Nail Polish / Rock It exists in 20 brilliant shades including 1 transparent top coat varnish. With a large brush for easier application, benecos varnishes have an "8-free" formulation containing up to 90% ingredients of natural origin. The formulas are also enriched with avocado oil and biotin (vitamin B7), for nourished and strengthened nails. Apply a layer of transparent varnish according to the nature of the nails. Then apply two coats of colored nail polish, letting it dry well each time. Finish by applying a layer of transparent varnish.