Featherweight bonding serum is clinically proven to seal split hairs by 94% in a single use!* Leaves hair silky with maximum color and heat protection.  • Fuses frayed ends together through iconic linkage to instantly repair broken fibers  • Creates an invisible protective seal around the cuticle to smooth, repair, and protect against future damage  • Fortifies, boosts collagen, restores elasticity, and repairs damaged cells  • Provides unsurpassed color and heat protection • Bonding polymers create a protective seal that fuses frayed ends and repairs broken fibers  • Geranium flower oil, baobab superfruit, and seaweed to nourish, fortify, and restore moisture balance