Scratch Resistant Felt Material: strong and tear resistant felt material. This cat tube can be used indoor and outdoor, also is perfect for the lively cat that always wants to scratch. Sturdy & Stable Structure: The cat tunnel is very durable. When the cat comes in and rolls around, it can still remain stable. It gives an added level of safety for your cats. Zipper Design: Round felt cat bed, a nest of two uses, both play and rest, to meet the various needs of the . Removable: Four Seasons universal,easy to clean, wash with water, do not machine wash Interactive Amusement: perfect toy to keep your pet active even while you're not at home Specification: Material: Felt Size(Diameter x Height): 50cm x 20cm (19.7in x 7.9in) Washing instructions: wash with water, hang to dry, do not bleach, do not machine wash Package Includes: 1 Piece Cat Tunnel Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!