Actually fits all; looks very fancy and very stable for cardboard! The only question is for how long !!! I guess about 1 - 1 1/2 years, and if this is real, the purchase is okay, despite the high price !!! Immediately after unpacking examined and seized affectionately. Have three Stubentiger !!! Whether scratching or relaxing! Loose parts simply scour and has the advantage that you can turn it around. Have already tried with Sisalobjekten; no comparison - cats just love cardboard boxes, as we know cat owners! Catnip is also enclosed! Very sweet, I also think that sets itself Fa. Pet merger with you via e-mail in connection, and gives you tips !!! Recommended; just needs some more space !!!