NIOXIN System 1, 2, 3. 4, 5, or 6 Cleanser Shampoo Gallon or (33.8 oz x 4 pc)

Item Description Nioxin System  2, 4, 5,  or  6 Cleanser 1gallon (Select System Number) Thank you for your order. Unfortunately, Nioxin gallon size  are discontinued We will replace it with four one-liter bottles at no extra cost. 3.75 liter = 1.00 gallon 4.00 liter = 1.06 gallon You will be getting a little bit more plus the added benefit of easier maintenance in separate bottles. Thank you