3M™ Half Facepiece Reusable Respirator 7501/37081(AAD) Small cotton-and-string-knit-gloves Holes in the liner match

Holes in the liner match up with two mesh panels on the cap to provide additional ventilation for coolness and comfort

Lens size diagonal: 144mm

If used with 3M™ Adapter 502

which can be used with any foam mark

roadside ditches and other shallow calm water areas

3M™ Half Facepiece Reusable Respirator 7501/37081(AAD) Small cotton-and-string-knit-gloves Holes in the liner matchThis half facepiece reusable respirator 7500 Series uses advanced silicone material to help provide comfortable and durable respiratory protection. The 3M Cool Flow Valve helps make breathing easier and can reduces heat and moisture build up for cool, dry comfort. Advance silicone material for increased comfort and greater durability Proprietary 3M CoolFlow valve helps makes breathing easier Dual mode head harness adjusts easily for either standard or