Textile edging. M-shaped nose bridge. Sturdy mask body for even more comfort. The Cool-Flow exhalation valve prevents heat and moisture buildup in the mask, providing comfortable protection even in warm and humid environments. Protects against toxic and highly toxic solid and liquid particles up to 30 times the limit value. With a continuous facial seal. Filter class: EN 149:2001 + A1:2009 FFP3 / V NRD. Application: particularly suitable for work areas that are warm and have high humidity, such as woodworking, grinding stone and metal, and handling glass and mineral fibers.