A duffle coat is a coat made from duffel cloth, designed with toggle-and-rope fastenings, patched pockets and a large hood to protect from weather.
The Seventh Doctor wore a dark tan duffle coat as protection from the rain. (TV: The Curse of Fenric; PROSE: Untitled, The Highest Science)
The Fifteenth Doctor wore an amber duffle coat when he and Ruby Sunday went to Wales during 2024. (TV: 73 Yards)
Liz Shaw wore an olive green duffle coat during the Wenley Moor Affair involving Silurians; (TV: Doctor Who and the Silurians) and when helping many versions of the Doctor and companions. (GAME: Lost in Time)
Nardole wore a rust orange duffle coat. (TV: The Husbands of River Song, The Lie of the Land)