A close up of a piece of burlap cloth.
burlap definition by Webster's New World
Origin: 17th-c. borelappe(s) ; from uncertain or unknown; perhaps Middle English borel, coarse cloth (; from Old French burel: see bureau) plush lappa, hanging part of a garment, lap (akin to German lappen, Dutch lap, rag)
burlap definition by American Heritage Dictionary
Origin: Origin unknown.