3M 501 Filter Retainer For Respiratory Mask (10 x Pair) 15002517 Safety protection is given via

Safety protection is given via a 200J steel toe cap and steel midsole

As there are no applicable standards for testing ear muffs against electrical insulating properties

Padded cuff for added comfort

Waterproof and breathable inner lining

3M 501 Filter Retainer For Respiratory Mask (10 x Pair) 15002517 Safety protection is given via3M 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.