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Overview
- Instantly strong hair and less breakage in one use
- Infinitely defined curls
- 7 Days of hydrated curls instantly
- 50% less frizz, even in high humidity
- 96% agree hair was easier to detangle**
Description
Curls are structurally unique–more bonds, more bends, more prone to breakage. This shampoo for coily, curly, and wavy hair delivers multi-action care to instantly strengthen, define, hydrate and target your hair’s unique combination of needs, no matter your pattern.
Powered by patented 3D Bond Shaper™ Technology and Hydra-Define Technology™, N°.4curl works on a molecular level to instantly strengthen and infinitely define coils and curls, cut frizz in half, and help protect length over time.
The silky, creme-gel formula provides essential slip to prevent tangles. It removes buildup without stripping for light, clean hair between wash days for 7-day hydrated curls*.
For all coils, curls, and waves, and all porosity levels.
Trichologist Approved. Stylist & Dermatologist Tested. Vegan. Color-safe and suitable for chemically treated hair. Tested on coils and curls.
Key Benefits
- 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.
**Based on a consumer study of 75 participants.
When N°.4curl & N°.5curl are used as a system.
Key Ingredients
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.
Free of Protein, Silicones, Sulfates, SLS/SLES, Phthalates, Phosphates, MIC/MIT, and Paraben.