Silicone Organic Ammonia Acid Toxic Chemical Gas Filter Vapor Defense Half Face Gas Respirator
Standard: EN140:1998
product description
1. High-grade silicon material improves comfort and durability
2. Dual-mode headband for easy adjustment, divided into standard mode and pull-down mode
3. The exhalation valve valve sleeve guides the exhaled air and water vapor down, thereby reducing the generation of fog.