Skip to content

Cart (0)

Your cart is currently empty.
Return to shop

Free Shipping on U.S. Orders $75+ (Excludes Pro Shop)
N4 Rewards: Earn Points Toward Free Products
Save 15% on all subscription orders
  • Shop
    • Products
      • Shampoo & Conditioner
      • Treatments
      • Styling
      • Body Care
      • Men's
      • Tools & Merch
    • Benefits
      • Hydrating & Moisture
      • Volume & Fullness
      • Anti-Frizz & Smoothing
      • Curl Support
      • Texture & Hold
      • Finishing
    • Collections
      • Essential Collection
      • Style Collection
      • Volume Collection
      • Hydrate Collection
    • Other Ways to Shop
      • Bestsellers
      • Minis
      • Pro Size
      • Gifts & Kits
      • Build Your Own Bundle
      • Shop All
      • The Fall Edit
  • Bestsellers
  • Discover
    • Our Story
    • Our Formulas
    • Blog
    • Press
    • How To Videos
    • FAQs
  • Hair Quiz
  • Rewards
  • Salon Locator
  • Professionals
  • Log in
Number 4 Hair Care
Number 4 Hair Care
  • Shop
    • Products

      • Shampoo & Conditioner
      • Treatments
      • Styling
      • Body Care
      • Men's
      • Tools & Merch
    • Benefits

      • Hydrating & Moisture
      • Volume & Fullness
      • Anti-Frizz & Smoothing
      • Curl Support
      • Texture & Hold
      • Finishing
    • Collections

      • Essential Collection
      • Style Collection
      • Volume Collection
      • Hydrate Collection
    • Other Ways to Shop

      • Bestsellers
      • Minis
      • Pro Size
      • Gifts & Kits
      • Build Your Own Bundle
      • Shop All
      • The Fall Edit
  • Bestsellers
  • Discover
    • Our Story
    • Our Formulas
    • Blog
    • Press
    • How To Videos
    • FAQs
  • Hair Quiz
  • Rewards
  • Salon Locator
  • Professionals
  • 0

Popular categories

Best sellers

Number 4 Hair Care
Number 4 Hair Care
Search 0 Cart

Today's offers

Wellness week

Buy your weekday smoothies and get your weekend ones for free. (7 for the price of 5!)

WELLNESSWEEK
0
0
7
7
D
0
0
H
0
0
M
0
0
S

Almond and banana

50% off for a limited time.
Was $5.99 Now $3.00

0
0
7
7
D
0
0
H
0
0
M
0
0
S

Cucumber and melon

33% off for a limited time.
Was $5.99 Now $3.99

Press

Vogue, Netherlands
Vogue, Netherlands
Read more
WWD
WWD
Read more
XOXO The Mag
XOXO The Mag
Read more
US Weekly—Mighty Hair Spray
US Weekly—Mighty Hair Spray
Read more
Vanity Talk
Vanity Talk
Read more
Women-and-Their-Pretties
Women and their Pretties
Read more
The-Real-Deal
The Real Deal
Read more
Women’s Health
Women's Health Magazine
Read more
Vanity Fair
Vanity Fair Italy
Read more
N4 hair
Whatever Lo Wants
Read more
  • 1
  • …
  • 5
  • 6
  • 7
Shop
  • Collections
  • Offers
  • Bestsellers
  • Gifts, Kits & Sets
  • Pro-Sizes
  • Rewards
  • Subscribe & Save
Discover
  • Our Story
  • About Our Products
  • Hair Quiz
  • Blog
  • FAQs
  • Press
  • Collab with Us
Support
  • Salon Locator
  • My Account
  • Contact Us
  • Policies
  • Shipping & Returns
  • Accessibility
  • Safety Data Sheets
  • Terms & Conditions
Professionals
  • Pro Shop
  • Carry Us
  • Education
Keep In Touch

Get special offers and the first to know about product launches, tips, and tricks.

  • © 2025, Number 4 Hair Care
  • Powered by Shopify
  • © 2025, Number 4 Hair Care
  • Powered by Shopify