Only recommended for large chips and debris. Traps larger chips and debris before they reach the main filter, extending the life of both the main filter and dust extractor. Can be refilled up to 500 times before being replaced, versus only once with a regular filter bag. Integrated cap forms a tight seal during bag removal and disposal, keeping the dust contained and off the floor. The longlife filter bag should not be used for RRP tasks. Includes one (1) bag. A cost-effective alternative to diposable filter bags. Designed specifically for use with large chips and debris. Can be filled and emptied up to 500 times before being replaced. Used only for extraction of dust types which are not hazardous to health From high strength, 3-layer polyester fleece with a long service life Not recommended for fine dust