This Eagle Dust/Mist respirator is non-valved and offers P2 Protection against mechanically and thermally generated particles such as solid and liquid aerosols and smoke. It is metal-free with a soft foam inner liner and an adjustable head strap to provide a custom seal for different facial sizes. Certified P2 under AS/NZS 1716, the respirator is non-sterile and has a BFE of 94%. Suitable for use in light welding, soldering and working with aerosols.