---
title: "The Hair Diagram Promo Codes"
description: "Promo Codes at The Hair Diagram. Check for offers and shopping options on Refermate."
canonical_url: "https://refermate.com/store/the-hair-diagram/promo-codes"
md_url: "https://refermate.com/store/the-hair-diagram/promo-codes"
last_updated: "2026-09-20T22:55:02.806Z"
---
# The Hair Diagram Promo Codes - 10% Off + Up to 6.72% Cash Back

- URL: https://refermate.com/store/the-hair-diagram/promo-codes
- Page: Promo Codes
- Store: The Hair Diagram
- Featured current offer: 10% Off
- Current offers: 5 offers
- Store website: https://thehairdiagram.com
- Last refreshed: Sunday, September 20, 2026

## Current Offers

### 1. 10% OFF
Type: Coupon code
Code: `DEMANDIO10`
Description: Get 10% Off Sitewide
Usage count: 1
Last used: August 20, 2026

### 2. 10% OFF
Type: Deal
Description: Get 10% Off Your First Order With Email Sign Up
Usage count: 2
Last used: August 20, 2026

### 3. Coupon Code
Type: Coupon code
Code: `THDCAPTIALONE`

### 4. Coupon Code
Type: Coupon code
Code: `THDBOLDHOLD`

### 5. 10% Off
Type: Coupon code
Code: `Demand10THD`
Description: 10% Off Storewide at The Hair Diagram

## About The Hair Diagram

The Hair Diagram is a United States ecommerce store offering Bold Hold products for lace wig installation, maintenance, and removal. They specialize in wig adhesives, scalp/skin prep, removers, and related styling products.

## Frequently Asked Questions

### 1. How many The Hair Diagram promo codes are available right now?
The Hair Diagram currently has 5 current offers listed. Availability and terms can change, so check the offer details before checkout.

### 2. What is a current featured offer at The Hair Diagram?
One current featured The Hair Diagram offer is "10% Off". Availability and terms can change, so review the offer details before checkout.

### 3. Does The Hair Diagram offer cash back?
Yes, you can earn up to 6.72% cash back on eligible The Hair Diagram purchases through Refermate. The offer and cash back terms determine whether a promo code can be combined with it.

### 4. How do I use a promo code at The Hair Diagram?
When a code is listed, copy it from this page, add your items to your The Hair Diagram cart, and paste the code in the promo code field at checkout. Check the offer terms to confirm the discount applies.

### 5. When was this The Hair Diagram promo codes page updated?
Refermate updates this page when its The Hair Diagram offer or store data changes. Check the current offer details before shopping.

## Explore More

- Site map: https://refermate.com/sitemap.md
- Store sitemap: https://refermate.com/stores/sitemap.md
- Store directory: https://refermate.com/stores