Sisley Hair Rituel Pre-Shampoo Purifying Mask, 200 ml, Hair Masks for Women, The Sisley Hair Rituel Pre-Shampoo Purifying Mask hair mask is an essential step in your hair care ritual. Give it a moment to regenerate and it will repay you with vitality and beauty. Characteristics: gives hair a brilliant shine improves the elasticity of hair fibres makes hair smell beautiful soothes the scalp How to use: Leave to act as instructed on the packaging, then rinse thoroughly.