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Welcome to the home of the best clip-in hair extensions in london

Extension Professional is a luxury hair extension brand offering superior quality 100% human clip in hair extensions created by London hair extension specialist, Louise Bailey.


Company founder Louise Bailey has spent many years sourcing and developing the finest products and hair. She is constantly looking for new and innovative products for our clients.


We offer a wide range of clip-in extensions for every hair type and hair shade. From ash blonde to deep brown and carefully painted balayage-hair extensions. Our goal is to give you the most natural finish and beautiful locks, therefore a perfect match to your hair is our priority. Get your best colour match by sending a picture of your natural hair via our wats app button on this page or get your clip-ins matched to your hair in person at Beauty Club London and enjoy natural looking professional results in seconds.

How to apply clip-in hair extensions by Extension Professional


Made from 100% natural Remy human hair our clip in extensions are super easy to style with or without heat and can be washed just as your natural hair. Experiment with length, volume and different styles without worrying about damage. Our long-lasting hair extensions are among client’s favourites because you can keep reusing them as long as you take good care for them. Designed to be lightweight, our clip ins are completely safe and won’t pull on your natural hair. The health of your hair is our number one priority, that’s why we created  a damage-free way to transform your hair.


Clip-in hair extensions in box packaging



If you are looking to buy clip in hair extensions in London or online, look no further than Extension Professional clip in Remy human hair extensions, voted one of the best hair extension brands by beauty bloggers and press alike.

Clip in extensions are an easy way to add instant length, volume and thickness to your natural hair without committing to permanent hair extensions. Clips ins are also great for experimenting with colours and lengths before deciding on a new look – or just as a nice one off change for a special occasion – as they can be easily clipped in and styled in minutes and then removed just as easily.

£ 250


I bought the clip in hair extensions for my wedding day, the team fitted and cut them in for me and my hair looked amazing. I could not have been happier with both the hair quality and the service I received.

thumb Leanne Frost
16th April 2022

purchased these for my wife she is super happy great quality hair and perfct colour match

thumb Click Safaa
1st January 1970