Designed to deliver the highest level of protection and comfort, the SR100 half mask provides market-leading performance - Soft yet very durable silicone mask body - Deep nose bridge and face seal provide a comfortable, secure fit - Elasticated, easily adjustable head harness with large crown plate for a comfortable, secure fit. Extremely low inhalation and exhalation resistance reduces wearer fatigue. Highly efficient filters ensure low running costs. The SR 100 half mask is equipped with two exhalation valves, which ensures very low exhalation resistance. Valve covers with baffles effectively protect the exhalation membrane against dust and paint mist. The easily adjustable elastic head harness of the mask is designed as a V-shaped loop and has a large, dished crown plate, which contributes towards a comfortable and secure fit. Composition: Silicone. Tested in accordance with EN 140:1998.