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Bigger Love 5-Minute Treatment Mask 200ml

Product code: T237779U

Turn up the love with the ultimate volumising treatment mask. Formulated with a powerful blend of restorative resilience-boosting actives, clinically proven to strengthen your hair 10x and mend split ends. Enriched with superhero active Voluminis™ to restore hair health whilst adding weightless volume and body. Sometimes bigger really is better.

Treats & transforms Boosts volume and thickness Strengthens & mends *Cosmopolitan's 2024 Best Hair Mask

Product details

Item details

Part of our Cool Girl Volume Care Collection.

Formulated with Voluminis™ a dual-action volumising and thickening active delivers up to 30% more volume in one wash for fuller, thicker hair.

Hydrating, nourishing and repairing, it is the perfect volumising solution for all hair including fragile, thirsty, dehydrated or damaged hair.

Clinically proven to strengthen hair with the ceramide-like molecule RepHair™ which reinforces the hair fibre instantly and Crodabond™ which restores and seals down damaged hair cuticles, to mend 50% of split ends from first use.

Enriched with Vegan Squalene to hydrate, nourish and add shine without making your strands greasy.

Repair damage with vegan keratin Keraplant which penetrates the hair cuticle.

Replenish natural oils with Shea Butter, vitamin E and omegas 6 and 9, and boost manageability with vitamin and mineral-rich Sunflower Seed Oil that conditions without weight.

Infused with our signature botanical fine fragrance.

Fully recyclable packaging made from at least 30% post-consumer recycled plastic.

More information

How to Use: After cleansing, apply to your hands and onto hair from mid-lengths to ends.

Comb through to ensure even application.

Leave in for at least 5 minutes before rinsing.

Sam's Pro Tip: Pop a shower cap over your treatment mask. The steam from the shower will open up your strands, helping the mask to penetrate your hair cuticle. To be used weekly or as frequently as desired alongside your Hair by Sam McKnight Cleanser.

*Voluminis™ gives up to 30% more volume and thickness

*91% users said their hair felt soft and looked glossy

*86% users experienced more body from the first use

Voluminis™ - A Dual action volume, thickness and health boosting active clinically proven to deliver up to 30% more hair volume in one wash. Thickens every strand from the inside whilst creating volume and fullness on the outside.

Vegan squalane- Provides hydration and nourishment to soften hair and add shine while preventing buildup.

Rephair® - Reinforces the hair fibre from the first use by smoothing the cuticle thus protecting the cortex, increasing hair resistance to breakage and split ends.

Crodabond™ - Forms a protective layer over your hair to seal down damaged hair cuticles, preventing breakage and restoring smoothness across your hair fibres that lasts over several washes.

Keraplant - Penetrates the hair cuticle, mimicking your hair's natural structures to strengthen, hydrate, and protect your hair.

Porcelain flower extract - Hydrate, protect, and sooth irritation.

Gluten free, vegan, paraben free, sulphate free, suitable for breast feeding, suitable for pregnant women, waterbased, cruelty free, sodium chloride free.

Product Size: 200 ml

Hypoallergenic: Yes

Dermatologically Tested: Yes

Product Texture: Liquid

All hair types

Dry hair

Damaged hair

Sulphate & Silicone Free

Features

Suitable for vegans

Hair by Sam McKnight

Bigger Love 5-Minute Treatment Mask 200ml

€65

€32.50 per 100ml

Free standard delivery over €75

Reviews (1)

5.0

100% Recommended this product

Mentions
19 February 2026GillyH73

Does whatit says

Originally posted on marksandspencer.com (UK)

Yes, I recommend this

This product makes such a difference to my fine hair originally tried it in the small version in the Rewind box, it seems expensive but is likely to last a long time as only need to use it once a week or every other or so definitely worth the money

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