Hand-knitted hamster house. Size is for a Djungarian hamster. The roof is just placed on top, so you can gently remove it to see your hamster sleeping (o^^o) Bottom: Approximately 7 cm in diameter Entrance: Approximately 5 cm x 2.5 cm This is a handmade item made as a hobby, so please refrain from purchasing if you are concerned about any imperfections. m(._.)m It will be placed in a sealed bag and lightly compressed for shipping, so please reshape it before use. Hamster Hamster house Hamster igloo