Outdoor cat house. I made this hoping for a cat pile. How about it for multiple cats? Please note: 　Most of the materials are recycled. 　There are scratches and stains due to recycling. 　This is a personal amateur creation. Structure: 3-layer structure from the outside: plastic corrugated cardboard, waste polystyrene foam, and aluminum sheet. Outside: Plastic corrugated cardboard Inside: 3mm aluminum sheet on polystyrene foam 　　　Sheet is attached Lid: Just two placed side by side. 　　Please put a weight on it, such as a large board. Curtain: Bubble wrap Bottom board: Foam board Bedding: Cotton padding Photo contents: 1st photo ~ 　Front/Right side/Back/Left side/Top/Bottom/ 　Inside/Entrance/Bottom board/Bedding Amateur measurements (cm) 　Outer dimensions: Width 71 x Height 39 x Depth 44 　Inner dimensions: Width 65 x Height 33 x Depth 39 　Entrance: Width 24 x Height 14