It is a regular planed board with brown stain.
You have Bauhaus and Krauta in Marieberg. Beijer Bygg on Aspholmen and a decent one in Mark (Brickebacken).
Byggmax on Holmen.
Like a countertop, then? I would prefer it a bit thicker. It's going in our really large cathedral ceiling in the living room. But maybe two side by side to make it wider. A furniture store in Örebro had done it so nicely.