Nioxin System 4 Color Safe Cleanser Shampoo Colored Hair Progressed Thinning 1000 ml / 33.8 oz 264.3 out of 5 Stars. 26 reviews Save with Shipping, arrives in 3+ days Olaplex No.4 Bond Maintenance Shampoo 8.5 oz Best seller Add Now $20.33current price Now $20.33 $30.00Was $30.00Olaplex ...