What is this close-up picture? (WotsThat: Shutter wood slats texture (macro))

Question

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

SodaliteDrift · Accepted Answer

Shutter wood slats texture (macro). Window shutters were originally designed purely for security and weather protection long before glass windows were common, with angled slats letting air and light in while keeping rain and intruders out.

Answer: Shutter wood slats texture (macro)

More man made close-ups