H. Behlen Shading & Glazing Stain has a specialized formula of highly concentrated colorants and topcoat friendly resins (to ensure good adhesion between the sealing and finishing coats) in a medium viscosity base. This formula allows the craftsman to create unique toning and highlighting effects over almost any sealed surface. Shading & Glazing Stain may be intermixed and/or Behlen Master Colors may be added to create custom colors. Shading & Glazing Stain is compatible with almost any type of lacquer, varnish, or urethane finish. Quart.