Piece

15th century · Cut voided velvet on satin foundation weave (warp: silk dyed in dark blue, reeled, no twist/S plied, 9 per cm; warp pile: silk dyed in dark blue, reeled, no twist/no ply; weft: silk dyed in dark blue, reeled, no twist/no ply, 25-29 per cm)

From the collection of The Metropolitan Museum of Art. Free to download, adapt and use — no permission needed.