The M 2 mask is an improvement of the Tampon T / TN by including eyepieces on a larger active gauze filter, covering the whole face, the celluloïd eyepieces are secured on a little moulded rubber front piece sewen on the gaze mask and tightened by metalic rings.

As on the T/TN, the whole mask is covered by an oiled fabric.

The mask is tigthened on the head by elastic straps.

An oiled fabric carrying bag with strap is provided.