Instinctual Needs: The KONG Extreme black rubber toy helps satisfy dogs' instinctual needs and provides mental stimulation. Healthy play is important for dogs' physical and mental development, emotions and behavior. By encouraging healthy play and satisfying instinctual needs, this treat dispensing puzzle toy helps solve chewing, separation anxiety, teething, boredom, weight management, crate training, digging and barking Fetch Toy: The KONG Extreme's unpredictable bounce makes for exciting games of fetch and other interactive play with your pet. This rubber toy is specifically designed for super power chewers and can help them get the exercise they need Great For Stuffing: The stuffable KONG Extreme is even more enticing when treat filled with bits of kibble, peanut butter, KONG Easy Treat, Snacks or Ziggies. Dishwasher safe for easy clean up. Bonus: For an added challenge, freeze stuffed KONG for 4-6 hours before giving to your dog