3M 501 Filter Retainer For Respiratory Mask (10 x Pair) Size:One Size Multiple pockets including chest pocket

Multiple pockets including chest pocket

Curved hem

Waterproof: Made of stretchy PU-coated fabric with welded seams for complete protection

Includes chest pockets with flap and button closures

Chin guard for added comfort and stability

3M 501 Filter Retainer For Respiratory Mask (10 x Pair) Size:One Size Multiple pockets including chest pocket3M 501 Filter Retainer For Respiratory Mask (10 x Pair) 3M 5000 Series Filter Retainer (501) The 3M 501 Filter retainer is used to keep the 5911, 5925 and 5935 filters in place at the front of the respirator. Can be used with 3M 5000 Series filters to add particulate protection to the gas and vapour filters.