
Is it right for my hair?
- Made forShampoo
- Fragrance-freeNot stated
- BrandRedken
Is it right for my hair?
Check the hair type and the concern named in the description, such as dry ends, colour-treated hair or an oily scalp, and compare it with how your hair behaves between washes. If you are unsure, start with the smallest size listed.
Is it fragrance-free?
The product information does not say it is fragrance-free, so check the ingredient list for parfum or fragrance if scent bothers your skin.
Is Redken Colour Extend Magnetics Shampoo – Sulfate-Free, Paraben-Free Shampoo for Colour-Treated Hair, 1 L (33.8 fl oz) available in the US?
Yes, it is in stock and ships free to US addresses, usually within 7–14 business days after 1–3 days of preparation.
How should I compare this with similar products before I order?
Compare the size, the key ingredients, the skin or hair type it is made for and the price per fluid ounce, which the Compare tool on the home page and category pages lines up for you.
Where can I find the delivery and returns information for this order?
Delivery is free on every US order, and unopened items in their original packaging can be returned within 30 days under the refund policy.
About this product
Looking for a sulfate-free shampoo for colour-treated hair? Redken Colour Extend Magnetics Shampoo comes in a 1 L (33.8 fl oz) bottle and is listed by the brand as sulfate-free and paraben-free. The formulae combines soy protein, arginine and amino-ions, and the brand calls it non-stripping and lightweight — a gentle, colour-safe wash for anyone who wants hair that feels soft, smooth and conditioned between salon appointments.
What is in the formulae
The brand lists a multi-targeted delivery system built on soy protein, arginine and amino-ions. The product data also flags the formulae as sulfate-free and paraben-free, and the brand describes it as non-stripping and lightweight. It is aimed at colour-treated hair, so it suits anyone building a colour-care routine at home alongside a conditioner from the same Colour Extend Magnetics system.
How much shampoo to use
The product data does not give an exact amount per wash. As with most liquid shampoos, begin with a small amount, work it through wet hair, and add more only if you want extra lather.
Free-from flags and format
Two free-from attributes are stated for this formulae: sulfate-free and paraben-free. It is a professional liquid shampoo in a 1 L (33.8 fl oz) bottle, and the brand describes the texture as lightweight rather than rich or creamy.
Does this shampoo work on colour-treated hair?
Yes. Redken makes this shampoo specifically for colour-treated hair. The brand describes a multi-targeted delivery system with soy protein, arginine and amino-ions that helps seal colour, and the formulae is acidic, which the brand says helps balance the pH levels of the hair and care for the tone and vibrancy of professional colour between salon services.
Is this shampoo sulfate-free?
Yes. Redken describes Colour Extend Magnetics Shampoo as sulfate-free and paraben-free, and the brand markets it for colour-treated hair.
What does the formulae do for hair?
The brand lists soy protein, arginine and amino-ions working together to help seal colour and add structure, and says the acidic formulae helps balance the pH levels of the hair while caring for the tone and vibrancy of professional colour. The brand also describes the formulae as strengthening, giving a thicker look with more volume, and leaving a soft, smooth, conditioned feel with added shine, silkiness and manageability.
Size and value
This is a 1 L (33.8 fl oz) bottle, the largest size the brand lists for the formulae. A single bottle sits on a shower shelf or in a cabinet without taking up much room, and the volume suits frequent washers or a shared bathroom. Because it is a professional formulae, a little goes a long way, so the bottle covers plenty of washes before you need to restock.
Pair it with your usual conditioner after washing and it slots easily into a colour-care routine at home.
AttributeDetailProduct typeSulfate-free shampooBrandRedkenSize1 L (33.8 fl oz)Hair typeColour-treated hairKey ingredientsSoy protein, arginine, amino-ionsFree-from flagsSulfate-free, paraben-freeBrand-described feelNon-stripping, lightweight, strengtheningIs this shampoo suitable for colour-treated hair?
Yes. Redken makes Colour Extend Magnetics Shampoo specifically for colour-treated hair, with a formulae the brand says helps seal colour and care for tone and vibrancy.
Is this shampoo sulfate-free?
Yes. The brand describes it as sulfate-free and paraben-free.
What is the size of this shampoo?
It comes in a 1 L (33.8 fl oz) bottle.
What are the key ingredients in this shampoo?
The formulae features soy protein, arginine and amino-ions.
| Brand | Redken |
|---|---|
| Type | Shampoo |
| Category | Haircare |
| Delivery | Free on every US order, usually arriving within 7–14 business days |
| Returns | 30 days on unopened items |
| Subscribe and save | Available on this product |
Delivery and tracking
Standard delivery is free on every order to a US address, and orders are prepared within 1–3 business days before they are handed to the carrier. Delivery usually takes 7–14 business days, and the tracking link arrives by email as soon as the parcel ships.
Returns and refunds
Unopened items in their original packaging can be returned within 30 days of delivery, and refunds go back to the original payment method. Write to support@skinhanok.com before you send anything, and read the refund policy for the full terms.
How Subscribe and save works
Choose Subscribe and save above the add to cart button, pick how often you want the product delivered, and the lower price applies to every delivery, starting with the first one.
Multi-buy discount
Buying two or more of the same product lowers the price of each unit, with 10% off two, 15% off three and 25% off four, and the cart shows the reduced total before checkout.
Ingredients and packaging
Formulas and packaging can change between batches, so the ingredient list printed on the product you receive is the one to follow. If you have a skin condition or an allergy, ask a dermatologist before you start using something new.



