3M Versaflo TR-3712E Particulate Filter P3 Size:One Size Rear pockets are twice as

Rear pockets are twice as thick as the front pockets

Tapered bullet-shape design easier to roll-down and insert

Flame resistant reflective tape

Can we laundered up to 50 times before affecting flame resistance

Two pockets at front and thigh pocket with flap

3M Versaflo TR-3712E Particulate Filter P3 Size:One Size Rear pockets are twice as3M Versaflo TR 3712E Particulate Filter P3 Very simple setup, the filter can be easily changed and by hand. Conforms to EN12941 Safety Standard. The TR 3712E is a high efficiency particulate (P3) filter for use with the 3M Versaflo Powered Air Purifying Respirator (PAPR), Series TR 300 Series.