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Double-fold structure of the Silica Gel a protection gas mask FDMJ-SK03
High-quality silicone, anti-aging, anti-allergic, durable, easy to clean.
Double-layer silicone edge to close with the face
The corrugated design of the nose and mouth mask to meet the needs of different face
Fast pull the five-point headband and double-layer silicone edge to make its face close fit, no allergic reaction
Lens with anti-fog, anti-friction to ensure that the lens of the perspective, three-dimensional design of the mirror curve, more spacious vision
Cyanide chloride: more than 30min （ 30L /min,1.5mg/L, Relative humidity: 80-80% ）
Oil mist transmission rate: less than 0.005%（30L/min）
Inspiratory resistance: less than 186p（30L/min）
Exhalation resistance: less than 100p（30L/min）
Vision: whole vision more than 75%. binocular field of view more than 60%；
Storage life: 5years