Economic, Simple and effective.FFP2.* Unique design and shape: limited number of references.* Pre-formed shell: rigid half-mask: the mask shape is maintained throughout use, for increased comfort.* Internal volume: facilitated communication, no pressure on the face for increased comfort.* Inner layer, ultra-light and ultra-soft: soft and pleasant touch to the skin to avoid irritation and increase comfort, easy breathing for greater acceptance over time.* Upper preformed section near the nasal outline: quick and easy adjustment, highly effective and safe, fits all faces.* Moving nasal element: compatible with goggles, excellent field of vision.* High-performance exhalation valve: low exhalation resistance, mask inside cooler for enhanced comfort and acceptance over time.* Protected valve membrane on the front: minimal risk of damage and leakage for increased safety.*NR = Non reusable - **D = tested using Dolomite