Nail care that pulls a double shift! Get a mani that just won't quit with Sally Hansen Double Duty Base and Top Coat. As a base coat, our Panthenol formula smoothes nails' surface and helps hold on to colour. As a top coat, Nylon and Pro-Vitamin B5 shields nails with a hard, chip-resistant finish. As a base coat: apply to bare nails. Let dry, then apply nail colour. As a top coat: apply 1 coat over dry nail colour. Sally Hansen Women's Double Duty Strengthening Base & Top Coat