Indasa Mixing System Paint Cup Kit, 125µm Blue Filter, 600ml (20oz) Size, 611265 5 inch sanding discs Should the paint become thick Should the paint become thick and drag under the brush void free finish with great resistance to milking out during application and fogging in critical clear coating applications 125µm filter Blue lid often recommended for water based coatings and a 190µm filter Clear lid often recommended for traditional solvent based coating Indasa Mixing System (IMS) Kit with 125µm Blue Filter in 600ml (20oz) Size (611265) is designed to help you maximize the productivity of your medium paint projects by experiencing effortless convenience