Swiss Air Force LKpW100 winter leather flying of German origin, used with Swiss Messerschmitt Me 109's. The ear covers are marked "3" and the helmet is equipped with a two-pole communication plug.

It is shown here with a laryngophone, Protector goggles and an extremely rare wartime Swiss Huggenberger oxygen mask. The mask is attached to the flying helmet by means of two hooks at the end of the adjustable elasticized straps