Tigi Bed Head Dumb Blonde Reconstructor The dumb blonde reconstructor from Tigi is perfect for use on highlighted, damaged or chemically treated hair. This reconstructor is packed with proteins to help repair even the most damaged of hair. Benefits: Repairs & moisturises without adding weight Helps to protect & retain colour Calms static Directions Of Use: Leave on 1-3 minutes for daily use, 5-10 minutes as a mask. Rinse well with cool water.