impact resistant glasses

Detailed Product Description

Goggles , outer-ring can not produce optesthesia deformation big ken of 180 degree of overall view.
Can be put into use together with half face guard correcting the glasses sum/ or breath.
May use an environment to choose corresponding elasticity bringing material along according to diversity (if chemical industry uses chloronorgutta material).
The head takes elasticity to adopt fixed way of
revolution ,
coordinates with safety helmet to be put into use conveniently (keep comfort on different location).
Indirect ventilation way,
guards against liquid spattering