Hamster Hamster Supplies Electronic Cooling Bed Ice Pad Cooling Bed Winter can be warm, summer can be cool Applies to: hamsters, bears, squirrels and other small pet For small pet to sleep, daily entertainment, with a cooling bag, if you want to warm you can put the baby warm. Open the package to use Product size: 14.1 * 10.1 * 1.4cm Fabric: Plastic