3M 501 Filter Retainer For Respiratory Mask (10 x Pair) Size:One Size Waterproof: Made of stretchy PU-coated

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

this sweatshirt offers a luxurious feel with its terry knit inside brushed fabric

for superior comfort throughout the day

Curved hem

3M 501 Filter Retainer For Respiratory Mask (10 x Pair) Size:One Size Waterproof: Made of stretchy PU-coated3M 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.