Thank you for viewing! (*^^*) ○ The entrance/exit is made of wire, so it will return to its original shape even if stepped on. ○ It can be fixed with a hook to prevent slippage. ◯ It can also be hung. ○ It can be washed. 〈Size〉Approx. Entrance/Exit: Diameter 13cm Depth: 29.5cm Material: Polyester, Polyurethane ※ If you like it, please consider purchasing it. (^ー^) ※ Since it is handmade, please refrain from purchasing if you are sensitive to such things. ＊ I also have other pet supplies for sale. ♯Rabbit Supplies ♯Care