This Persian rug has a wool foundation and a wool pile. It has a chunky 80 knots per square inch.

Gabbehs are a type of traditional Persian rug that are well known for their simple designs and thick pile. The rugs are often made by nomadic peoples and are made using natural vegetable dyes. The word Gabbeh comes from a Persian word for uncut or natural, referring to the pile; while many rugs are shaved to a low profile, Gabbehs are left with a deep pile.
 
This rug has a mixture brown and gray shades which is contrasted by lighter tones of the same colours for the pattern.