Features: Hamster Running Wheel Silent,Hamster Exercise Wheel,Hamsters are small animals that like to exercise very much，If keep in a cage for long,Very bad for health, toy can Provides the amount of exercise it needs, which is great for hamsters.The muscle stretching and myocardial function are very beneficial,It can greatly extend its life. Solid non-slip surface- for pets feet, easy to clean and odor resistant.The striped design increases frictions and prevents the hamster from slipping while Running.hamster spinnings wheel is noiseless and very quiet. Hamster Chew Toy Set Small Animal Molar Toy Teeth Care,Small Animal Chew Ball,chew ball toy,Small Animal Chew Toy,Bunny Treat Ball Toy,Rabbit Treat Ball Toy,Grass Ball For Rabbit,Hamsters Chew Toy,Rabbit Chew Toy,bunny chew toy ball Suitable for small pet: these chew grass ball are good toy for most small pet like rabbits, guineas pig, chinchillas, birds, hamsters, gerbils and so on, which is helpful for teeth grinding and is conducive to the improvement of pet mood small animals need to chew the rolling activity treat ball to keep their teeth healthy, and it can also help with the problem of rabbits with excessively long teeth Specifications: Material: plastic+wood Size:Approx. 14.5x9cm/5.7x3.54in Color:Multicolor Package Includes: 13pcs/set Hamster Toy Set note: Please allow 1-2cm errors due to manual measurement, make sure that do not mind before order. Due to difference between different monitors, the picture may not reflect the actual color of the item.