3M PPS 2.0 Lids & Liners 28oz Allegro Standard Filtration System Washable filter Standard Filtration System Washable filter extends motor life and ensures a quality finish Fibral Fiberglass Filler takes the place of short and long strand products and is ideal for bridging holes while providing a tough resistant GRP coating VERSATILE USES – Large 28 ounce size ideal for any painting project including cars boats furniture equipment home arts and crafts DISPOSABLE ALL IN ONE SPRAY CUP SYSTEM – PPS 2 0 Spray Cup System Kit gives you everything you need for an all in one solution for measuring mixing filtering and spraying paint materials