RFC Electrically-Heated Flying Waistcoat Ptn 1917

Brown, collarless, waist length cotton jacket fitted with heating elements in lining.

Front closing with seven buttons. Electrical connectors at front of waist while a larger connector and cable is located on the left, the cable fitted with a leather eyelet to secure it to a button . Two connectors at the wrists for attaching to electrically heated gloves.