The label inside clearly states they are made from 60% wool and 40% polyester.
Vintage British Rail navy wool mix uniform trousers W36" L27" NOS (2)
Vintage British Rail navy wool mix uniform trousers W36" L27" NOS (1)
vintage british rail uniform navy & red jacket rare train collectible
vintage british rail uniform navy & Blue jacket rare train collectible
Vintage British rail drivers uniform navy jacket rare train collectible size XL
Vintage 1970's British Rail Navy Blue Wool Cap-Size 57
