This Round Felt Cat Bed provides a versatile and cozy retreat for your feline friends.This tunnel bed is made of pet friendly felt, which is comfortable and sturdy enough. The detachable zipper design makes assembly super easy.The tunnel bed is in the shape of a donut, which is a very secure presence for cats. It can serve as a bed, game tunnel, and cave for pets, satisfying the instinct of cats to play hide and seek, chase and play.