Every Luftwaffe pilot, paratrooper or soldier was issued straight-leg trousers. These trousers (langehosen) was was so smart, it was used for any occasion. When issued two, one was kept for service use, and other for parade and going out wear.
This reproductions has all the features:
These Luftwaffe trousers are many times referred to m35, m37, m40 Luftwaffe trousers or simply straight-cut or straight leg trousers. They were issued well before the war and were in service till the very end. This was the initial trousers issued when the Luftwaffe was formed in 1935.
Where was the Luftwaffe long trousers used?
Which division used the Luftwaffe Long Trousers?