What is this close-up picture? (WotsThat: Shag carpet texture (macro))

Question

What object is shown in this zoomed-in close-up photo?

FlintstoneJr · Accepted Answer

Shag carpet texture (macro). Shag carpet became especially popular in the 1970s for its deep, loosely twisted pile, but its long fibres trap dirt so effectively that it fell out of fashion partly because it was so much harder to keep clean.

Answer: Shag carpet texture (macro)

More man made close-ups