Sally Hansen Strengthening Hard as Nails Hard as WrapsOur breakthrough gel strengthener seals and hardens nails in 60 seconds.When you want a wrap-like finish, Hard As Wraps instantly strengthens soft, torn nails. Just 1 coat makes nails hard, shiny and healthy-looking. Apply 1 coat to bare nails. Use alone or as a base coat. Bring the salon to you with Hard As Wraps. Step into your always-on salon. No menu. No rules.