This shop vacuum cleaner has a tough copolymer drum to resist dents and cracks, it will not rust and has a large drain for easy liquid disposal Qwik Lock Filter Fastening System allows quick and easy wet dry vacuum filter changes Shop vacuum bags allow the user to collect debris into a bag connected to the inlet port. This makes debris disposal quick and easy as well as reducing the time required to clean the wet dry vacuum cleaner. Wet dry vacuum bags designed for dry, everyday dirt and fine particle debris like drywall dust Qwik-Lock Filter Fastening System makes removing and installing wet dry vacuum filters quick, easy and secure. Foam filter for wet dry vacuum cleaner cleans easily with water.