Take your cleansing routine to new heights with Hair by Sam McKnight Cool Girl Volume Cleansing Shampoo, a science-backed, Kind to Biome® certified formula designed for weightless body and shine. Powered by Voluminis™, it delivers up to 30% more volume in one wash, helping hair look fuller, thicker and visibly healthier without compromise. Pro-Vitamin B5 soothes and hydrates the scalp, while Fermented Rice Water strengthens, restores and boosts natural shine with antioxidant-rich care. Gentle, scalp-friendly surfactants cleanse without irritation, making it ideal even for sensitive scalps. Finished in fully recyclable packaging, it’s the ultimate shampoo for lifted roots, increased thickness and effortless Cool Girl volume.

Sulphate-free, Paraben-free, Silicon-free and Ceramide-free

Vegan

Fully recyclable packaging

Hair by Sam McKnight is the signature haircare and styling brand from legendary session stylist Sam McKnight MBE. Designed to deliver editorial polish with modern ease, Hair by Sam McKnight combines advanced formulas, intuitive textures and signature scents to give everyone access to Sam’s famously “magic touch”.

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Gently massage the volumising shampoo into wet hair and scalp.

Rinse and repeat.

For best results, follow with Cool Girl Volume Nourish.

Aqua (Water), Cocamidopropyl Betaine, Sodium Lauroyl Sarcosinate, Peg-40 Hydrogenated Castor Oil, Lauryl Glucoside, Peg-90 Glyceryl Isostearate, Cetyl Betaine, Parfum (Fragrance), Ethyltrimonium Chloride Methacrylate/Hydrolyzed Wheat Protein Copolymer, Panthenol, Sodium Chloride, Phenoxyethanol, Benzyl Alcohol, Coco-Glucoside, Glyceryl Oleate, Laureth-2, Polyquaternium-7, Propylene Glycol, Potassium Sorbate, Disodium Edta, Trisodium Ethylenediamine Disuccinate, Oryza Sativa (Rice) Extract, Amaranthus Caudatus Seed Extract, Sodium Benzoate, Sodium Hydroxide, Trisodium Dicarboxymethyl Alaninate, Saccharomyces Ferment Lysate Filtrate, Citric Acid, Lamium Album Extract, Limonene.