Features: Tunnel Shape: This small animal tunnel house not only provides your small animal with a comfortable nest habitat, but also satisfies their instinct to run back and forth. And there are curtains at both ends of the opening, which helps them relax in the tunnel and feel safer. Tunnel House Size Reference: The small animal tunnel is about 11.8" in length, 5.8" in height, 7" in width. Suitable for guinea pigs, chinchillas, rats, gerbils, hamsters, mice and other small animals. Multifunctional Pet House: This small animal house is equipped with a dual-purpose mat. One side is a summer cooling mat, which can help relieve the heat in summer, and the other side is made of flannel, which can keep warm in winter. It is a great house choice for small animal to use all year round. Excellent Design: The hamster warm house is decorated with bright leaves, the color of the fabric also imitates the tree bark, which makes the cage add a natural atmosphere like in the wild. Soft Small Animal House: This pet house is made of soft flannel, suitable for small animals to sleep or for play inside. (In order to be able to use it for a long for time, we recommend washing the house by machine or by hand, but the mat and transparent plastic board only support hand washing.) Specifications: Material: Flannel Color: Coffee, Yellow Size: Approx.17.8x30x14.7cm/7.01x11.81x5.79in Weight: Approx.305g Package Includes: 1 Piece Hamster Warm Tunnel with Curtain 1 Piece Detachable 2-Sided Pad note: 1.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!