A luxurious, oil-serum leave in that delivers transformative, cortex-to-cuticle repair and creates softer, smoother, stronger strands – instantly. Powered by our highest concentration of Honey Bond-Building Complex, this lightweight treatment-styler hybrid helps reverse the look of damage caused by heat, chemical, and physical styling.

Building Repair Oil mends split ends, detangles, reduces frizz, and protects hair against heat tools up to 450°F/232°C. Next-level hair repair for those who style fearlessly (or want to start). Bond-Building Repair Oil Serum instantly delivers 90% frizz reduction that lasts all day 57% reduced breakage 6x more hydration untreated hair.  Bb.Products are free from parabens, phthalates, mineral oil, and formaldehyde. Work into damp hair and air-dry or heat-style, or smoothe through dry hair to finish. FROM THE PROS This unique formula doubles as finisher. Reapply as needed on days hair wants an extra touch of smoothness, frizz reduction, or softness.