Sally Hansen - Hard as Nails - Hardener Clear, 13.3 Millilitre, $12.79The original strengthening treatment since 1957, it helps to prevent chipping, splitting & cracking for long-lasting protection.Sally HansenAdd Sally Hansen - Hard as Nails - Hardener Clear to Favorites.Add Sally Hansen - Hard as Nails - Hardener Clear to Favorites.Sally Hansen - Hard as Nails - Hardener Clear, 13.3 MillilitreOpen product description$12.79$96.17/100mlAdd to Cart