Sumind 2 Pcs Hamster Exercise Ball, 5.7 Inch Guinea Pigs Running Balls

• Safe materials: the hamster exercise ball is made of quality PC material; With the lock design, it is easy to install, convenient and fast to use, while it is safe for your pets to play
• Hollowed-out and breathable running ball: there are multiple vent holes on the ball, which is safe and breathable, your small pets can play in it; Holes design on both sides of the running wheel make it more breathable and allow hamsters to aerobic exercise
• Transparent and stylish ball: pets can play in the transparent and large hamster ball, and the owner can observe the pet's every move, which is cute and funny
• Easy to install: adopting the lock design, the ball can be molded with a light press, easy to install; Please correspond the concave convex to install the clips
• DIY a nice toy for pets: this small hamster ball can be connected to external hamster tubes, and with unlimited extension, which allows you to DIY combinations to increase the difficulty of exercise for pets

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