3M PPS Lid & Liner Kits is ideal for paint mixing. This kit comes with disposable lids, disposable liners and sealing plugs, specifically for use with the 3M PPS Paint Preparation System. Each 3M PPS lid is designed to effectively strain paint materials during any application. 3M PPS Lid & Liner Kit Large Size is for use with 850 ml 3M PPS Cups & Collars - ideal for 4-panel repairs. Features and Benefits This kit contains disposable lids, disposable liners and sealing plugs This 3M PPS Lid & Liner Kit Large Size is for use with 850 ml 3M PPS Cups & Collars - ideal for 4-panel repairs This 3M PPS lid features a welded-in filter that effectively strains paint material during application Notes Always reference your paint manufacturers to ensure that the recommended filter to strain the material