U-POL Dolphin Glaze Brushable Stopper is a two component chemical liquid used for the final skimming of a polyester body filler putty repair or for direct application onto minor imperfections on bodywork prior to over painting. Ideal for skimming over finished body filler. High adhesion to Galvanised, zinc coated steel, cured paint and most plastics. Self-levelling and can be used on the following surfaces: Bare steel, Galvanised/zinc coated steels, Aluminium and original paint surfaces. 440ml Bag. Supplied with hardener.