Introducing IHADA (crude casting surface) brass wall hook with a screw.
You can screw it into the wooden wall and instantly set up a wall hook in your room!
They come in a combination of two sizes x two screw length:
Wall Hook L with 15mm screw (WF-NL-15)
Wall Hook L with 20mm screw (WF-NL-20)
Wall Hook S with 15mm screw (WF-NS-15)
Wall Hook S with 20mm screw (WF-NS-20)