Description: The pet tunnel is made of linen natural grass. Safely be chewed. Provide more interest for small animals. This grass tube is sturdy and spacious, interior of hay tunnel, warm in winter and cool in summer, which can provide a comfortable environment for your pet in all . Sticky tape adhesive, not easy to fall off. can use house when glued with sticky tape, can also use it activity mat when put it in a cage or anywhere. love playing in this tunnel, running back and forth, exploring, having their own hiding place and shade from the light. Suitable for rabbit, bunny, guinea , hamster, chinchilla, gerbil, ferret and other small animals. Specification: Material: Linen Cloth, Natural Grass Size(LxWxH): S - 15x9x8cm/5.91x3.54x3.15inch M - 20.5x9x10cm/8.07x3.54x3.94inch L - 38x19x16cm/14.96x7.48x6.30inch Package Includes: 1 Piece Hamster Tunnel Tube 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 line shopping!