Ergonomic design comfortable wearing, no peculiar smell, high efficiency filter dust, protective efficiency over 95%, small breathing resistance, soft metal stents can be obtained with the bridge of the nose part best closed, certified by China LA
Mask is used to protect a fixed particle FeiYou such as gas,
For example: minerals/iron ore/flour and other ingredients
Do not use in oxygen concentration less than 19.5% of the environment;
The mask cannot be used for poisonous gas and steam.