Post WW2 British Army 1960s Flannel Wool Short Sleeve Shirt

Post WW2 British Army 1960s Flannel Wool Shirt 

Collar 15”

Shoulder to 17”””

Sleeve length 6”

Pit to pit 20”

Nape to hem 29.5”

The wooden fabric :

British military uniforms during World War 1 (WWI) and World War 2 (WWII) used woollen fabrics. The main reason being, that wool is a naturally flame resistant fabric, that can char at most, but doesn't flame or melt