The French AG 15 is a 42mm filter diameter manufacturing of the Belgian AG 15 

It is made of grey / brown, flat moulding rubber.

 The Triplex glass eyepieces are tightened on the facepiece by means of crimped rings.

An aluminium frontpiece valve casing holds the 42mm diameter filter. The exhale valve is of the same model as the Italian PIRELLI masks

A six points rubber head harness tighten the mask on the wearer’ s head

The common French carrier can is supplied with the mask.