קרטון בית חתולים

explain:
1. Made of corrugated paper, durable.
2. Spacious and comfortable space, scratch and wear resistance, can play and sleep.
3. Honeycomb sandwich structure design, strong stability, not easy to deformation, with compressive capacity.
4. The paper hole can make the cat's nail sink into the gap and enjoy the pleasure of scraping.
5. Manual DIY assembly, from small parts to complete cabin, is an exploration process.