• Multi-functional 4-in-1 design, integrates leakage food feeder, track ball, tumbler and teaser stick• Adjustable leakage food outlet, slows down eating speed and increases play fun• 180° rotatable track with smooth balls, keeps cats entertained for self-play• Built-in large lead block at the bottom, ensures stable tumbler structure without tipping over• Detachable feather teaser with bell, supports human-cat interactive play• Made of high-quality PP and transparent ABS, durable and resistant to cat scratches• Smooth edges without burrs, safe for cat paws and daily use• Detachable structure, easy to disassemble and clean• Suitable for cats to relieve boredom and consume energy at home