Features: The Hamster Cooling House provide efficient heat dissipation with quality aluminum component, absorbing pet's body heat to create a comfortable summer retreat while feature chew resistant durability. Its multifunctional design combines a cooling tunnel with nest compatibilities, offering pet a ventilated resting area in cages or during outdoor. Ideal for heat sensitive small pet like hamsters, rabbit, and geckos needing safe, temperature regulated habitats during hot season. Place this aluminum cooling shelter in cages, air conditioned room, or travel carriers to combat summer heat stress effectively. Enhances your pet's summer comfort with this chew resistant, portable shelter toy that double as a cooling base for tunnels or hideouts. Specifications: Component: Aluminum Color: blue, golden, pink Size: 10x7x7cm/3.94x2.76x2.76in Package Includes: 1pc Hamster Cooling Tunnel note: Please allow 1-3cm error due to manual measurement. please make sure you not mind before you bid. Due to the differences between different monitors, the picture may not reflect item's actual color.