1、[Easy To Assemble] Indoor cat house can be quickly assembled with 1 soft pad and 1 hard mat. Put the hard one on top and the soft one on the bottom. When not in use, it can be folded into a flat shape for easy storage and travel. 2、[Thoughtful Design] Cat bed house allows cats to curl up and sleep. 21cm hole, easy access for different size cats. There is a plush ball hanging at the hole for your cat to entertain alone and add more fun. 3、[Durable Scratcher] Large cat cave bed with sisal scratcher on the side, sturdy and durable, easy for cats to grind their claws. Thoughtful edge design makes the cat house indoor and looks more sophisticated. 4、[Sturdy Structure] This cat house is suitable for older cats who need joint support and comfortable rest. The surrounding and top mat are made of lightweight and sturdy panels. cats under 20lbs can jump and play freely. 5、[Reversible Mats] Top mat and fleece mat of the enclosed cat cave bed are reversible and provide great comfort in both summer and winter. The top mat is made of thick and warm felt and is very breathable.