Protecting Your Human Hair Extensions from Heat Damage

by Emma Howe

Protecting Your Human Hair Extensions from Heat Damage

Incorporating a heat protection routine into your hair care is essential for protecting the health and appearance of your human hair extensions, helping them to look their best while minimising the risk of damage from heat styling.

Keep Reading
  • The damaging effects of heat styling tools on hair
  • Importance of using a heat protectant spray before using heat styling tools
  • Protecting your human hair extensions from heat damage

Protecting human hair extensions from heat damage is vital to maintain their quality and prolong their lifespan. Heat can have detrimental effects on the extensions, leading to various issues such as split ends and rough cuticles.

When subjected to excessive heat, the hair extensions become vulnerable to damage. High temperatures can cause the cuticle layer of the hair strands to lift and become weak, resulting in split ends. This not only makes the extensions look frizzy and unhealthy but also weakens their overall structure, making them more prone to breakage.


The damaging effects of heat styling tools on hair

The use of heat styling tools has become increasingly popular, with many individuals relying on them to achieve their desired hairstyles. However, the excessive and prolonged use of these tools can have damaging effects on the hair and hair extensions. Heat styling tools such as flat irons, curling wands, and hair dryers expose the hair to high levels of heat, which can strip it of its natural moisture and oils. The intense heat can weaken the hair's protein structure, leading to breakage, split ends, and overall frizziness. Furthermore, the repeated use of heat-styling tools can cause the hair to become dry, dull, and brittle over time. It is crucial to understand the detrimental effects of heat styling tools and adopt proper hair care practices to mitigate any potential damage.

Stranded 20
Stranded 20
Stranded 20
Stranded 20
Stranded 20
Stranded 20
Stranded 20
Stranded 20

Stranded 20" Lace Clip-in Human Hair Extension (170g)



Luxurious, thick and made from 100% human hair, our 20 inch Human Hair Four Piece inspires confidence. Thick from root to tip, this pack contains four hair wefts, each pre-clipped for a quick and easy fit, and can be purchased in either a 16” or 20” length for a believable finish.

Delicately crafted from premium Stranded Human Hair, the Human Hair Four Piece is available in 29 multi-tonal shades. Discover hair colours laced with highlights, lowlights and realistic undertones inspired by real hair, all of which creates a natural and seamless blend when fitted. Plus, as these premium extensions are made from only the finest human hair, you can heat style them with straighteners, curling wands and tongs.

Please note we do not recommend the hair to be sewn in, these extensions should only be worn as a clip in set.

Main Features

  • 100% Human Hair
  • Heat style into your desired finish
  • Length: 20”
  • Weight: 16” 140grams, 20” 170grams
  • Width sections : 2x 28cm, 1 x 21cm and 1x 14cm
  • 29 Colour options
Shop From 33 Colour Choices
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Importance of using a heat protectant spray before using heat styling tools

Using heat styling tools on your hair can create stunning hairstyles, but it's crucial to protect your locks and hair extensions from the damaging effects of heat. This is where a heat protectant spray plays a vital role.

Heat protectant sprays act as a barrier between your hair and the intense heat from styling tools. These sprays contain ingredients that coat the hair, forming a protective layer that minimises the heat's impact.


Human Hair extensions, in particular, are more susceptible to damage from heat styling tools. Since they are not attached to the scalp, hair extensions lack the natural oils that keep hair moisturised and protected. Without proper care, they can become dry and brittle, leading to breakage and a shorter lifespan for your extensions.

By applying a heat protectant spray before using heat styling tools, you create a shield that prevents the direct contact of heat with both your natural hair and the extensions. This barrier helps retain moisture, reducing the risk of dryness and breakage.

The importance of using a heat protectant spray before using heat-styling tools cannot be overstated. It acts as a safeguard, minimising the damage caused by heat and preventing hair extensions from becoming dry and brittle. Incorporating a heat protectant spray into your hair care routine is a simple yet effective way to maintain the health and vitality of your hair extensions.

Choosing the Right Heat Protectant Spray

When choosing the right heat protectant spray for hair extensions, there are several factors to consider. First, it is important to look for a product specifically designed for use with extensions. These products are typically formulated to provide extra protection and moisture to the hair, which is essential for preventing damage.

Another factor to consider is the ingredients in the heat-protectant spray. Look for products that contain moisturising ingredients such as argan oil or shea butter, as these will help to keep the hair extensions hydrated and healthy. Additionally, choose a spray that is free from harsh chemicals, sulfates, and alcohol, as these can cause drying and damage to the hair.


There are several recommended heat protectant sprays on the market. L'oreal Quick Dry Primer Spray is a popular choice as it not only protects the hair from heat damage but also helps to reduce frizz and increase shine. Paul Mitchell's Thermal Protection Spray is another great option that provides long-lasting protection and adds volume to hair extensions. Kenra Blow-Dry Spray is known for its lightweight formula that speeds up drying time while protecting the hair from heat.

Step-by-step guide on how to apply heat protectant spray to human hair extensions

1. Begin by gathering all the necessary tools and products. You will need a heat protectant spray specifically designed for human hair extensions, a Hair Extension Brush, and a hair clip.


2. Prepare the hair extensions by combing through them gently with the Hair Extension Brush to remove any tangles or knots. This will ensure an even application of the heat-protectant spray.

3. Hold the hair extensions away from the head with one hand and use the other hand to lightly mist the heat protectant spray onto the hair. Start from the mid-shaft and work your way down to the ends. Avoid spraying directly onto the roots to prevent weighing them down.

4. Use your fingers or the extension brush to evenly distribute the heat-protectant spray throughout the hair extensions. This will ensure that every strand is adequately protected.

5. Once the heat protectant spray is evenly applied, gently comb through the hair extensions again to ensure there are no tangles or clumps of the product.

6. Allow the hair extensions to air dry or use a blow dryer on a low heat setting to speed up the drying process. Avoid using a high heat setting, as it can damage both the hair extensions and the heat protectant spray.

Adjusting Heat Settings on Styling Tools

Adjusting the heat settings on styling tools is a crucial step in achieving a desired hairstyle while minimising damage to both natural and hair extensions. Each type of styling tool typically comes with different heat settings that can be adjusted to suit the specific needs of your hair.


Heat settings that are too high can cause irreversible damage to the extensions, such as melting, frizzing, and discolouration. Additionally, if you have semi-permanent hair extensions, high temperatures can also weaken the bond between the extensions and natural hair, leading to premature shedding.

Recommended temperatures for heated styling tools on hair extensions

To prevent such potential damage, it is recommended to follow the temperature guidelines for each styling tool;

  • Hair dryers, a low to medium heat setting between 150-180 degrees Celsius is suggested.
  • Hair straighteners, it is advisable to keep the temperature between 180-210 degrees Celsius.
  • Curling tongs, a temperature of 130-180 degrees Celsius is recommended.
  • Heated rollers should be set to a medium temperature range between 100-130 degrees Celsius.

Adjusting the heat settings on styling tools is essential for hair extension maintenance. By using the appropriate temperature ranges for each tool, potential damage can be minimised, ensuring that both your natural hair and hair extensions remain healthy and lustrous.


Protecting your human hair extensions from heat damage

Heat damage can be disastrous for your human hair extensions, and in some cases, the damage can be irreversible. It's important to take precautionary steps to protect your human hair extensions when styling with heat to avoid the potential damage and ruin of your precious human hair extensions. For many women, their human hair extensions are an investment product for their self-esteem and confidence, ensure your investment and hair confidence are not short-lived by following these simple guidelines to maintain the look of your hair extensions for the long term.