1.This hammock Bed can be used in all seasons, and it is warmer a nd more comfortable, with refined stitching and durability. 2.fits for squirrels, sugar glider and hamsters and etc.(Please check the size before you bought for your pet). 3.This tunnel shape nest, not only for playing, but also can be as a hideout to sleep. 4.Its a good option to meet their nature of addicting running in the tunnel back and forth, to be as a good entertainment stage. 5.safely placed in any pet room, You can also drop it on the cage as a hammock, Is a dual-use house.