DESCRIPTIONGoldwell Thickener is a concentrated fluid that empowers you to control and customize the consistency of your working mass — easily and intuitively – without affecting product performance or results. A concentrated Thickening Fluid that empowers you to control and customize the consistency of your color and lightener products. Works with Topchic, Nectaya, Colorance, SilkLift, SilkLift Control, Oxycur and New Blonde. Whatever consistency you choose, all colors stay true to tone while the processing time remains the same.