Pyramex Gray Lens with Black Temples - Fits Over Rx Glasses

and serged seams

2 each lower flap covered

Fourier Transform Infrared spectroscopy

Allegro Half Face Constant Flow Supplied Air Respirator - Please Choose Variation footwear Pyramex Gray Lens with BlackHalf Face: This comfortable half mask offers low pressure, continuous flow protection with the same unique over the shoulder hose design and belt as the full facepiece respirator. Its durable and easy to use with OBAC quick connect. The low profile design allows it to fit under welding shields. The skirt is made from silicone, is easy to clean and it wont lose its shape in storage. NIOSH approved.