Protos Integral Glasses Optical Prescription Eyewear Insert Size:Default 2 x tool lanyard /

2 x tool lanyard / gear loops for secure tethering

according to the frequency of manipulation

from the biggest to the smallest

13mm) and Selma splicing instructions

Central hole can accommodate a running rope and facilitates 3D rigging

Protos Integral Glasses Optical Prescription Eyewear Insert Size:Default 2 x tool lanyard /The Optical Insert has been specifically designed as an add on for the PROTOS Integral Safety Glasses. It can be easily clipped to the bridge of the PROTOS Integral Safety Glasses. Your optician can easily mount optical lenses up to + 4 dioptres into the glass insert. The lenses are fully protected, as they are placed behind the protective glasses. A major advantage of the integrated glass insert is that no temples interfere with the ear protector,