If you want an inexpensive but totally effective filter bag, Eaton SNAP-RING filter bags are what you're looking for! Made under ISO 9001 quality standards, each of these bags will serve its purpose in providing superior filtration. This bag is size 2, has a Micron Rating of 150ï¾ , and is made of Teflon Monofilament Mesh. Its Stainless Steel Snap Ring ensures that this filter bag will stand up to the demands of industrial use. Sold in box quantities of 10ï¾ .