FF33 Throat Microphone Headset AS-IS ostfront It is made from a

It is made from a herringbone type material

There is writing on the back of the leather

Shell size 66 liner size 59 (more sizes to come if there is enough demand)

in normal German army sock sizes

FF33 Throat Microphone Headset AS-IS ostfront It is made from aOriginal throat mic earpiece set from 1943. These were typically used in flak batteries. Plugs into any FF33 field phone, in place of the normal handset. The speaker does work on this, but the throat mics do not. It might be as simple a fix as cleaning some contacts or fiddling with or replacing the microphone capsules or possibly there are some broken wires. The earpiece is missing the rubber cup and the head band attachment that would have been used