DiQiu 3300A full silica dust half mask

executive standard : gb2626-2006 (kn95);
Product Description : the clamshell filter cotton fixed point design makes it easy to replace the filter cotton, and the clamshell size reduces the wearer’s load, which is more conducive to the wearer’s field of vision. The filter cotton after electrostatic treatment can effectively filter and absorb extremely fine harmful industrial dust, and prevent silicosis;
mask material: full silica gel;
users can choose 3300-1 (kn95) filter cotton for use, and can add activated carbon filter material to absorb trace toxic gases in dust.
colour: grey