Volumising Vegan Mask for Fine, Thin Hair with Quinoa and Rice Protein REF Weightless Volume Masque is a deep treatment built for fine, thin hair that usually skips masks for fear of going flat. The formula minimises water and pairs strengthening quinoa protein with a rice-protein amino-acid complex to reinforce the fibre, while grapefruit fruit extract keeps the finish light and airy rather than weighed-down. 100% vegan. Why Choose It? Adds body and lift to fine, thin hair without weighing it down Strengthening quinoa protein — structurally similar to hair keratin Hydrolyzed rice protein delivers amino acids that reinforce the hair fibre Grapefruit fruit extract refreshes the lengths without heavy residue 100% vegan, cruelty-free formulation Best For Fine and thin hair that needs strengthening and body without the heaviness of traditional masks. Safe on colour-treated lengths thanks to REF's colour preserve system.