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By.Jas

By.Jas
BY jas. is a Cardiff City Centre-based hair specialist with a passion for luxury hair that looks effortless and feels wearable. Specialising in seamless hair extensions, bespoke colour, and polished styling, Jas is known for creating healthy, high-end results tailored to each client. Every product available through this store has been carefully selected from the products Jas genuinely trusts and uses to help clients maintain salon-quality hair at home. From extension-safe essentials to styling favourites, each recommendation is chosen with healthy, beautiful hair in mind. Luxury hair starts with the right routine.
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BY jas. is a Cardiff City Centre-based hair specialist with a passion for luxury hair that looks effortless and feels wearable. Specialising in seamless hair extensions, bespoke colour, and polished styling, Jas is known for creating healthy, high-end results tailored to each client. Every product available through this store has been carefully selected from the products Jas genuinely trusts and uses to help clients maintain salon-quality hair at home. From extension-safe essentials to styling favourites, each recommendation is chosen with healthy, beautiful hair in mind. Luxury hair starts with the right routine.

Redken Acidic Bonding Concentrate Conditioner 300ml

Regular Price
£26.40
Sale Price
£26.40
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per 

Redken Acidic Bonding Concentrate Leave-In Treatment 150ml

Regular Price
£27.00
Sale Price
£27.00
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Unit Price
per 

Wella ULTIMATE REPAIR SHAMPOO

Regular Price
£23.15
Sale Price
£23.15
Regular Price
Unit Price
per 

Wella ULTIMATE REPAIR CONDITIONER 200ML

Regular Price
£25.75
Sale Price
£25.75
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per 
Sale

Wella Professionals Ultimate Smooth Trio Bundle

Regular Price
from £71.00
Sale Price
from £71.00
Regular Price
£74.24
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per 

Redken Acidic Color Gloss Heat Protection Leave-In Treatment 190ml

Regular Price
£25.70
Sale Price
£25.70
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Unit Price
per 

Wella Professionals Ultimate Smooth Shampoo 1L

Regular Price
£46.99
Sale Price
£46.99
Regular Price
Unit Price
per 

Wella Professionals Ultimate Smooth Miracle Oil Serum 30ml

Regular Price
£22.00
Sale Price
£22.00
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per 

Wella Professionals Ultimate Smooth Conditioner 1L

Regular Price
£59.99
Sale Price
£59.99
Regular Price
Unit Price
per 

Wella Oil Reflections Luminous Smoothing Oil 100ml

Regular Price
£22.00
Sale Price
£22.00
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per 

Redken One United Spray 150ml

Regular Price
£24.40
Sale Price
£24.40
Regular Price
Unit Price
per 

Redken Acidic Bonding Concentrate Lightweight Conditioner 190ml

Regular Price
£23.80
Sale Price
£23.80
Regular Price
Unit Price
per 

K18 damage repair starter set - retail kit

Regular Price
£97.00
Sale Price
£97.00
Regular Price
Unit Price
per 

Goldwell DualSenses Rich Repair Restoring Serum Spray 150ml

Regular Price
£20.99
Sale Price
£20.99
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Unit Price
per 

Goldwell DualSenses Rich Repair 60 Second Treatment 500ml

Regular Price
£51.49
Sale Price
£51.49
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per 

Goldwell DualSenses Rich Repair 6 Effects Serum 100ml

Regular Price
£21.99
Sale Price
£21.99
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Unit Price
per 

Goldwell DualSenses Just Smooth Taming Shampoo 1L

Regular Price
£34.99
Sale Price
£34.99
Regular Price
Unit Price
per 

Goldwell DualSenses Just Smooth Taming Oil 100ml

Regular Price
£23.49
Sale Price
£23.49
Regular Price
Unit Price
per 

Goldwell DualSenses Just Smooth Taming Conditioner 1L

Regular Price
£46.99
Sale Price
£46.99
Regular Price
Unit Price
per 

Color Wow Curl Wow Shook Curl Spray

Regular Price
£31.50
Sale Price
£31.50
Regular Price
Unit Price
per 

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