The Repair Bond™ system* is formulated with Rescuplex™: a complex clinically proven to rebuild and maintain hair's damaged disulfide bonds. This leave-in penetrates to reinforce and strengthen bonds, while it conditions, detangles, softens and smooths frizz. Hydrates, revives shine, reduces color fade, and protects from heat up to 450°F. Vegan, Cruelty-Free, Paraben-free, Sulfate-free, Phthalate-free. *System of Repair Bond +Rescuplex™ Shampoo, Conditioner, Leave-In Treatment, Mask.