The Prevue EZ Roller Mouse Wheel offers your pet a great and safe way to exercise. Special design prevents feet and tails from getting caught while pets are running. Great for providing exercise inside or outside of the cage. The wheel can also be securely hung on mesh cage sides. Wheel measures 4 1/2" long, 2 1/4" wide, and 5 3/8" high.

• Mesh designed to prevent feet & tails from getting caught
• Hooked ends on the base to allow wheels to be hung from cage sides
• 4 1/2" L x 2 1/4" W x 5 3/8" H
• Whisper-quiet spinning
• Can be used inside or outside cage

Note: Ships in assorted colors