Olaplex
N°4CURL Bond Shaper™ Hydrating Curl Shampoo for Coily, Curly and Wavy Hair

$49.00or 4 payments of $12.25 with or
Size: 8.5 oz/250 mlNew
Standard size
Mini size
Highlights
Good for: Dryness
Good for: Damage
Good for: Frizz
Curly Hair
Curl-Enhancing
Bond Building
About the Product
Item 3000403
New
What it is: A multi-action shampoo for stronger, defined, and more hydrated coils, curls, and waves in one use.
Hair Texture: Wavy, Curly, and Coily
Hair Type: Fine, Medium, and Thick
Hair Concerns:
- Curl-Enhancing
- Damage, Split Ends, and Breakage
- Dryness
Key Benefits:
- Instantly strong, infinitely defined, and seven-day hydrated curls
- Reduces breakage and protects length
- Cuts frizz in half, even in high humidity
Highlighted Ingredients:
- Patented 3D Bond Shaper Technology: Builds disulfide bonds to repair, strengthen, and define coils and curls.
- Hydra-Define Technology: Neutralizes damage, seals cuticles to lock hydration, and blocks humidity.
- Natural Oil Blend: Nourishing avocado and sunflower oils add moisture, softness, and definition.
Ingredient Callouts: Free of parabens, phthalates, mineral oil, and sulfates SLS & SLES. It is also cruelty-free.
What Else You Need to Know: No.4 CURL Shampoo works on a molecular level to strengthen, define, and hydrate curls and coils, cutting frizz in half and protecting length over time. The silky cream-gel prevents tangles and removes buildup without stripping for seven-day hydrated curls. This shampoo is great for all porosity levels and is color safe.
Fragrance Description: The Olaplex Signature Scent, Reimagined: Revitalize your senses with elevated notes of crisp and invigorating sugared mint complemented by a bright burst of grapefruit zest and ginger and a sophisticated, grounding base of crushed sage.
Clinical Results: When N°.4CURL and N°.5CURL are used as a system:
- 50% less frizz, even in high humidity
Based on a 2-week, 75-person consumer study:
- 96% agree hair was easier to detangle
In studies:
- 7 days of hydrated curls
- Stronger hair and less breakage
- Defined curl pattern
Hair Texture: Wavy, Curly, and Coily
Hair Type: Fine, Medium, and Thick
Hair Concerns:
- Curl-Enhancing
- Damage, Split Ends, and Breakage
- Dryness
Key Benefits:
- Instantly strong, infinitely defined, and seven-day hydrated curls
- Reduces breakage and protects length
- Cuts frizz in half, even in high humidity
Highlighted Ingredients:
- Patented 3D Bond Shaper Technology: Builds disulfide bonds to repair, strengthen, and define coils and curls.
- Hydra-Define Technology: Neutralizes damage, seals cuticles to lock hydration, and blocks humidity.
- Natural Oil Blend: Nourishing avocado and sunflower oils add moisture, softness, and definition.
Ingredient Callouts: Free of parabens, phthalates, mineral oil, and sulfates SLS & SLES. It is also cruelty-free.
What Else You Need to Know: No.4 CURL Shampoo works on a molecular level to strengthen, define, and hydrate curls and coils, cutting frizz in half and protecting length over time. The silky cream-gel prevents tangles and removes buildup without stripping for seven-day hydrated curls. This shampoo is great for all porosity levels and is color safe.
Fragrance Description: The Olaplex Signature Scent, Reimagined: Revitalize your senses with elevated notes of crisp and invigorating sugared mint complemented by a bright burst of grapefruit zest and ginger and a sophisticated, grounding base of crushed sage.
Clinical Results: When N°.4CURL and N°.5CURL are used as a system:
- 50% less frizz, even in high humidity
Based on a 2-week, 75-person consumer study:
- 96% agree hair was easier to detangle
In studies:
- 7 days of hydrated curls
- Stronger hair and less breakage
- Defined curl pattern
-Patented 3D Bond Shaper Technology: Builds disulfide bonds to repair, strengthen, and define coils and curls.
-Hydra-Define Technology: Neutralizes damage, seals cuticles to lock hydration, and blocks humidity.
-Natural Oil Blend: Nourishing avocado and sunflower oils add moisture, softness, and definition.
Aqua, Sodium Cocoyl Isethionate, Sodium C14-16 Olefin Sulfonate, Cocamidopropyl Betaine, Decyl Glucoside, Cocamidopropylamine Oxide, Parfum, Acrylates Copolymer, Phenoxyethanol, Coconut Acid, Hydroxypropyl Bis-Hydroxyethyldimonium Chloride, Panthenol, Polyester-37, Glycol Distearate, Polyquaternium-11, Polyquaternium-7, Chlorphenesin, Isostearamide MIPA, Guar Hydroxypropyltrimonium Chloride, Acrylamidopropyltrimonium Chloride/Acrylamide Copolymer, Sodium Isethionate, Trisodium Ethylenediamine Disuccinate, Ethylhexylglycerin, Menthol, Menthyl Lactate, Linum Usitatissimum Seed Powder, Carthamus Tinctorius Oleosomes, Glyceryl Laurate, Salvia Hispanica Herb Extract, Glycerin, Acacia Senegal Gum, Hexyl Cinnamal, Limonene, Menthol, Citral, Sodium Hydroxide, Stearic Acid, Sodium Benzoate, Propanediol, Tetramethyl Acetyloctahydronaphthalenes, Linalool, Mentha Piperita Oil, Citronellol, Jojoba Esters, Carvone, Linalyl Acetate, Pentylene Glycol, Benzyl Alcohol, Mentha Viridis Leaf Oil, Ethyl Linoleate, Ethyl Oleate, Helianthus Annuus Seed Wax, Geranyl Acetate, Benzyl Alcohol, Eucalyptus Globulus Oil, Lactic Acid, Caprylyl Caprylate, Xylitol, Caprylic Acid, Olus Oil, Hydroxypropyltrimonium Hyaluronate, Potassium Sorbate, Camphor, Benzyl Benzoate, Beta-Caryophyllene, Geraniol, Pinene, Sodium Metabisulfite, Helianthus Annuus Extract, Persea Gratissima Oil, Rose Ketones, Anethole, Polyglycerin-3, Sorbitan Oleate Decylglucoside Crosspolymer, PB-300, Anise Alcohol, Terpineol, Alpha-Terpinene, Pentaerythrityl Tetra-Di-t-Butyl Hydroxyhydrocinnamate, Sodium Chloride, Propylene Glycol, Terpinolene, Hydroxypropylcellulose, Coumarin, Phenethyl Alcohol, Tocopherol, Benzaldehyde.
-Hydra-Define Technology: Neutralizes damage, seals cuticles to lock hydration, and blocks humidity.
-Natural Oil Blend: Nourishing avocado and sunflower oils add moisture, softness, and definition.
Aqua, Sodium Cocoyl Isethionate, Sodium C14-16 Olefin Sulfonate, Cocamidopropyl Betaine, Decyl Glucoside, Cocamidopropylamine Oxide, Parfum, Acrylates Copolymer, Phenoxyethanol, Coconut Acid, Hydroxypropyl Bis-Hydroxyethyldimonium Chloride, Panthenol, Polyester-37, Glycol Distearate, Polyquaternium-11, Polyquaternium-7, Chlorphenesin, Isostearamide MIPA, Guar Hydroxypropyltrimonium Chloride, Acrylamidopropyltrimonium Chloride/Acrylamide Copolymer, Sodium Isethionate, Trisodium Ethylenediamine Disuccinate, Ethylhexylglycerin, Menthol, Menthyl Lactate, Linum Usitatissimum Seed Powder, Carthamus Tinctorius Oleosomes, Glyceryl Laurate, Salvia Hispanica Herb Extract, Glycerin, Acacia Senegal Gum, Hexyl Cinnamal, Limonene, Menthol, Citral, Sodium Hydroxide, Stearic Acid, Sodium Benzoate, Propanediol, Tetramethyl Acetyloctahydronaphthalenes, Linalool, Mentha Piperita Oil, Citronellol, Jojoba Esters, Carvone, Linalyl Acetate, Pentylene Glycol, Benzyl Alcohol, Mentha Viridis Leaf Oil, Ethyl Linoleate, Ethyl Oleate, Helianthus Annuus Seed Wax, Geranyl Acetate, Benzyl Alcohol, Eucalyptus Globulus Oil, Lactic Acid, Caprylyl Caprylate, Xylitol, Caprylic Acid, Olus Oil, Hydroxypropyltrimonium Hyaluronate, Potassium Sorbate, Camphor, Benzyl Benzoate, Beta-Caryophyllene, Geraniol, Pinene, Sodium Metabisulfite, Helianthus Annuus Extract, Persea Gratissima Oil, Rose Ketones, Anethole, Polyglycerin-3, Sorbitan Oleate Decylglucoside Crosspolymer, PB-300, Anise Alcohol, Terpineol, Alpha-Terpinene, Pentaerythrityl Tetra-Di-t-Butyl Hydroxyhydrocinnamate, Sodium Chloride, Propylene Glycol, Terpinolene, Hydroxypropylcellulose, Coumarin, Phenethyl Alcohol, Tocopherol, Benzaldehyde.
Suggested Usage:
-Apply to wet hair.
-Lather.
-Rinse.
-Follow with N°.5CURL BOND SHAPER CURL HYDRATING CONDITIONER or OLAPLEX mask of choice (each sold separately).
-Avoid contact with eyes.
-Apply to wet hair.
-Lather.
-Rinse.
-Follow with N°.5CURL BOND SHAPER CURL HYDRATING CONDITIONER or OLAPLEX mask of choice (each sold separately).
-Avoid contact with eyes.
Use It With
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MEET Olaplex | We're founded on the principle of doing everything others don't and we are changing the world of hair based on this principle. We’re a team of chemists, industry experts and innovators developing beauty products based on science. Our technology and products are patent protected, award winning, and are found in top salons worldwide.

