DescriptionThis is a tunnel plug designed for your pets to play and exercise. If you want to build a tunnel paradise for your baby hamster, then this tunnel plug is your essential tunnel paradise accessory. Install this interface plug at the end of the tunnel to prevent your baby hamster from running out and getting lost.Features- Color: Random color - Material: Plastic - Size: 6.00X6.00X4.50cm;/2.36X2.36X1.77in; - Made of high-quality materials, safe and durable to use. - Start with the correct shape that fits the tunnel. - DIY tunnel accessories, in order to prevent your baby hamster from accidentally running out of the tunnel, you need to install this external interface at the entrance of your tunnel. - Used for dwarf hamsters, hamsters, gerbils, mice or other small animals. - The small hole on the external buckle plug can make the tunnel full of oxygen, and will not make your baby hamster appear hypoxic in the tunnel.