TRESemmé 1 MINUTE WOW, 170 ml, Hair Masks for Women, The TRESemmé 1 MINUTE WOW 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: moisturises intensely regenerates the hair along its entire length improves the elasticity of hair fibres hair is soft to the touch How to use: Wash with shampoo, then apply to damp hair. Leave to act as instructed on the packaging, then rinse thoroughly.