---
product_id: 45416431
title: "Keratin Express Extra Smoothing Treatment for Fine and Coarse Hair - Lasts up to 6 Weeks, 4 fl oz (Contains Formaldehyde, Not for Pregnant Women and Children)"
brand: "keratin express"
price: "₩121892"
currency: KRW
in_stock: true
url: https://www.desertcart.kr/products/45416431-keratin-express-extra-smoothing-treatment-for-fine-and-coarse-hair
store_origin: KR
region: South Korea
---

# Lasts 6 weeks Reduces curls 80% 4 fl oz Keratin Express Extra Smoothing Treatment for Fine and Coarse Hair - Lasts up to 6 Weeks, 4 fl oz (Contains Formaldehyde, Not for Pregnant Women and Children)

**Brand:** keratin express
**Price:** ₩121892
**Availability:** ✅ In Stock

## Summary

> ✨ Unlock Your Hair's Potential with Keratin Express! ✨

## Quick Answers

- **What is this?** Keratin Express Extra Smoothing Treatment for Fine and Coarse Hair - Lasts up to 6 Weeks, 4 fl oz (Contains Formaldehyde, Not for Pregnant Women and Children) by keratin express
- **How much does it cost?** ₩121892 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.kr](https://www.desertcart.kr/products/45416431-keratin-express-extra-smoothing-treatment-for-fine-and-coarse-hair)

## Best For

- keratin express enthusiasts

## Why This Product

- Trusted keratin express brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Color-Friendly Formula:** Perfectly pairs with your color treatment for a seamless salon experience.
- • **Transform Your Tresses:** Experience up to 80% curl reduction for a sleek, polished look.
- • **Quick & Easy Application:** Achieve salon-quality results in no time with a fast and simple process.
- • **Home Maintenance Made Simple:** Keep your hair looking fabulous with easy daily care using Daily Keratin.
- • **Versatile for All Hair Types:** Tailored for both fine and coarse hair, ensuring everyone can shine.

## Overview

Keratin Express Extra Smoothing Treatment is a professional-grade smoothing solution designed for fine and coarse hair, reducing curls by up to 80% and lasting up to 6 weeks. This 4 fl oz treatment is perfect for color-treated hair, allowing for simultaneous application with color services. Note: Contains formaldehyde; not suitable for pregnant women and children.

## Description

Keratin Express Extra Smoothing Treatment for Fine and Coarse Hair - Lasts up to 6 Weeks, 4 fl oz (Contains Formaldehyde, Not for Pregnant Women and Children)

## Features

- This product contains Formaldehyde. Smoothing Treatment; reduces curls up to 80% Provides Shine.
- Perfect for fine hair and clients that get their color done every 6 weeks!Treatment can be done as same day as color. Color first and then Keratin Express smoothing treatment. -
- This is Smoothing treatment; Not a Straightener. For Fine hair; for Course hair use Keratin Express Plus
- Fast and Easy to apply it. For more Curl reduction and longer results use Keratin Express Plus
- As a Home Maintenance use Daily Keratin. After shampooing hair, towel dry, then apply a Dime size of Daily Keratin and style as usual.

## Product Details

- **Brand:** Keratin Express
- **Item Form:** Liquid
- **Material Feature:** Cruelty Free
- **Hair Type:** Normal
- **Product Benefits:** Breakage Control, Damaged Control, Frizz Control

## Images

![Keratin Express Extra Smoothing Treatment for Fine and Coarse Hair - Lasts up to 6 Weeks, 4 fl oz (Contains Formaldehyde, Not for Pregnant Women and Children) - Image 1](https://m.media-amazon.com/images/I/41m0dUxU3aL.jpg)

## Frequently Bought Together

- Keratin Express Extra Smoothing Treatment for Fine and Coarse Hair - Lasts up to 6 Weeks, 4 fl oz (Contains Formaldehyde, Not for Pregnant Women and Children)
- Keratin Express Daily Keratin 3 fl oz Fast Blowout- Frizz Control- Heat Protector- Repair Treatment
- Keratin Express Shampoo & Conditioner Set (2 x 10 fl oz) Sulfate Free Gentle on Color Treated for fine to normal hair

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**Shop now:** [https://www.desertcart.kr/products/45416431-keratin-express-extra-smoothing-treatment-for-fine-and-coarse-hair](https://www.desertcart.kr/products/45416431-keratin-express-extra-smoothing-treatment-for-fine-and-coarse-hair)

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*Product available on Desertcart South Korea*
*Store origin: KR*
*Last updated: 2026-01-29*