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

How To Videos

Watch on YouTube

Slicked Back Hair Editorial

Read more
Watch on YouTube

Top Knot Style

Read more
Watch on Vimeo

How to Use Mighty Hair Spray

Read more
Watch on YouTube

5 Minute Hair Hack Videos

Read more
Watch on Vimeo

Smoothing Balm

Read more
Watch on Vimeo

Fluoro5 Elixer Restore & Repair Oil

Read more
Watch on Vimeo

Get Kim Kardashian’s Look With Number 4

Read more
Watch on Vimeo

Blow Dry Lotion

Read more
Watch on YouTube

Shine Treatment Serum

Read more
  • 1
  • 2
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