Alcantara (fabric)
From Tardis Wiki, the free Doctor Who reference
Alcantara was a textile.
The Tenth Doctor wore a cinnamon brown double-breasted Alcantara overcoat with peaked lapels and a royal blue lining. (TV: The Christmas Invasion [+]Loading...["The Christmas Invasion (TV story)"] - The End of Time [+]Loading...["The End of Time (TV story)"], etc.)