Perfect for providing instant, long-lasting hold for demanding or extreme styles, OSiS Rock Hard is an extra strong hold hair glue that doesn't let you down.

OSiS is the most creative Lookbased styling range that pushes your boundaries and makes you create individual hairstyles through your fingertips thanks to the most innovative and performing styling products with unique consistencies. OSiS inspires you with the ultimate Trend Collection, bringing tomorrow’s trends to your salon before they go mainstream.