Patented 3D Bond Shaper™ Technology Builds disulfide bonds from 6 points in multiple directions to repair, strengthen, and define coils and curls.
Hydra-Define Technology™ Positively charged hyaluronic acid complex neutralizes points of damage, sealing the cuticle to lock in smoothing hydration and block frizz-forming humidity.
Natural Oil Blend Nourishing Avocado and Sunflower oils impart moisture, softness, and definition.
Oil Mesh Network Polymers bind shine-boosting and manageability-enhancing oils to the hair cuticle.
Upcycled Oil-Derived Emollients A natural silicone alternative derived from squalene-rich olive oil provides enhanced slip and protection
Free of Protein, Silicones, Sulfates, SLS/SLES, Phthalates, Phosphates, MIC/MIT, and Paraben.

Apply to wet hair. Lather. Rinse. Follow with N°.5CURL BOND SHAPER™ CURL HYDRATING CONDITIONER or OLAPLEX mask of choice. Avoid contact with eyes.

✓ Instantly Strong

✓ Infinitely Defined

✓ 7-Day Hydration

✓ Reduces breakage and protects length

✓Cuts frizz in half, even in high humidity

✓ Instantly easier detangling and static control

When N°.4CURL & N°.5CURL are used as a system