Description: Natural material: They are made of natural wood material, durable, safe and chewable for teeth grinding. Help teeth growth: Our wooden toys is very suitable for teeth grinding and chewing, keep their teeth from over growing, keep teeth healthy, relieve pets anxiety. Bring a lot of fun: These toys give your small rodent the prefect opportunity to play and work out. They will get many hours of fun out of these chew toy for cage. Keep them healthy and active. Perfect Gift: The toys would make a cute gift for any hamster,rabbit,guinea pig,gerbil or chinchilla owner. Applicable and Function: The chew toy kit is suitable for small pets. The hamster toys enriching the life of your small pets. Specification: Material: Wood Quantity: 6Pcs Size Chart: Roller: 5.91x1.97inch Single Wheel: 1.97x3.15inch Double Wheel: 1.97x2.76inch Carrot: 10x3.5cm/3.94x1.38inch Rattan Ball: 7cm/2.76inch Wood Stick: 10-12cm/3.94-4.72inch Package Includes: 1 Set Hamster Toy Sets (6Pcs) 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!