This document specifies additional material, design, performance and marking requirements for mesh protectors designed to provide protection for the eyes and faces of persons against mechanical hazards such as impacts from flying particles and fragments. The other applicable requirements for mesh protectors and the frames/mountings to which they are intended to be fitted are given in ISO 16321-1. This document is not applicable to protectors for use against liquid splash (including molten metal), hot solid risks, electrical hazards, infrared and ultraviolet radiation. For protection against these hazards suitable additional or alternative protectors according ISO 16321-1 will be needed. This document does not apply to mesh protectors used in sports such as fencing.