3M 7503 half mask

The patented exhalation valve ensures greater durability and is easy to keep clean. The reduced breathing resistance reduces heat build-up in the mask and increases your comfort. 3M bayonet click system for a wide range of double, lightweight filters to protect against gases, vapors and particles depending on individual needs. Can also be used with the 3M air supply systems. Special thin nose bridge, which improves flexibility and reduces pressure on the nose. Head harness reduces pressure at the back of the head and reduces tension on the face. Filters mounted on both sides provide a more balanced feeling and better field of view.