KONG Treat Spiral's unique rolling motion captivates a dog's natural foraging instincts. Made out of durable materials, this treat-dispenser provides rewarding mental and physical stimulation that extends play sessions. The unpredictable movement is sure to keep dogs engaged in healthy, active play. Treat-dispensing toy for lasting mental and physical stimulation. Unique spiral shape satisfies and rewards foraging instincts. Unpredictable movement and durable material for long-lasting fun. Materials: 100% TPR - Thermoplastic Rubber. Warnings: Designed for light/moderate chewing. For tough chew sessions, try KONG rubber toys. Supervised use only. Remove all packaging. Discontinue use if damaged.