The innovative design of the 3M 5000 series half facepiece disposable respirators makes them an easy, economical solution to ensure respiratory protection. The 52P71 disposable respirator are pre-assembled with prefilters and retaining rings and required no maintenance. Low profile design of this respirator allows you a wider field of vision and greater comfort when wearing glasses or goggles. OV Organic vapor respirator is NIOSH approved against certain Organic Vapors. Sold individually, Medium Sized facepiece. Sold each.