The CooShou Small Animals Play Balls are perfect for encouraging interest and movement in your small animal. Made from natural materials, these play balls are handcrafted with care. The diameter is 3 inches, making them easy to nibble on by your pet. The length of the carrots is approximately 4 inches, making them sturdy enough to be pushed around the cage. There are 6 play balls in total, so you’ll have plenty to share with your friends and family!