The 3M™ Performance Replacement Kit for the Paint Project Respirator has everything you need to replace your cartridges and filters on your 3M™ Paint Project Respirator – 6000 series. For professional use only, this kit helps provide protection against particles and organic vapours when attached to a 3M™ Reusable Respirator. When it’s time to replace your cartridges or filters, rely on the 3M™ Performance Replacement Kit for the Paint Project Respirator. Kit contains one pair of replaceable 6001 cartridges, one pair of reusable 3M™ 501 Retainers and two pairs of 3M™ Replacement Particulate Filters . NIOSH approved: OV/P95.