This set of hamster toys is and environmentally friendly made. It can pets’ and stress in a healthy way and prevents them from chewing on cages or other furniture. It can also practice hamsters in quickness of jumping and crawling. Features -Color:Assorted Color -Material: Wood, metal, plastic -Tunnel Size: 100.00X10.00cm 39.37X3.94inch - Long String Stick Size: 8.50X25.00cm 3.35X9.84inch - pine cone size: 4.50X5.00cm 1.77X1.97inch - square timber size: 2.50X2.50X2.50cm 0.98X0.98X0.98inch - small flower-drum size: 5.20X3.60cm 2.05X1.42inch - big flower-drum size: 5.50X8.00cm 2.17X3.15inch - Ring size: 10.00cm 3.94inch - swing size: 9.00X7.00X1.00cm 3.54X2.76X0.39inch - stick size: 10.00X18.00cm 3.94X7.09inch - dumbbell size: 8.00X4.00cm 3.15X1.57inch - big dumbbell size: 6.00X4.00cm 2.36X1.57inch - one-wheel toy size: 8.00X3.00cm 3.15X1.18inch - ball size: 6.50cm 2.56inch - It provides your little pet with a living place for exercise or playing. - Made from high end material for and durable use. - This pet hamster toy set can improve hamster exercise amount. - Suitable for serving as a set of pet gift for your friends who has a hamster or squirrel. - It is multi-functional. Available for exercising, climbing and chewing. Package list: 15 x pet toy