A natural material "chigura" (woven house). For small animals. Suitable for hamsters, squirrels, parakeets, etc. - Material: Natural material (straw) - Size: Approximately 19cm high, 12cm in diameter Entrance approximately 4cm x 5cm Thank you for looking. This is a handmade item from a local person at a roadside station. I bought it for my parakeet, but it wouldn't go in. If anyone can use it. The parakeet has not used it, but it has been in the birdcage for a while, so please refrain from purchasing if you are concerned. Please refrain from price negotiations due to shipping costs.