【Mental Stimulation Labyrinth】Designed with a felt labyrinth and hidden paths, this puzzle box encourages cats to think, explore, and engage with rolling bell balls for continuous mental stimulation and entertainment. 【Interactive Bell Ball Game】Includes three jingling bell balls that roll inside the labyrinth, promoting independent play while satisfying natural hunting instincts and reducing indoor boredom. 【Scratch & Nail Care】Features a scratch-friendly surface that acts as a natural nail file, allowing cats to safely trim their claws while satisfying their natural scratching needs. 【Safe & 【Durable Materials】Constructed with sturdy felt and non-toxic components, this puzzle box withstands scratches and impacts while remaining gentle on paws. 【Supports Active Play】Ideal for indoor cats, this multi-functional toy stimulates natural behaviors, encourages exercise, and helps reduce stress - keeping cats healthy and engaged.