Funky and adorable Crazy Hairs Hedgehog is ready to join your dog for some fun! Hedgehog is wildly colorful with a silent Ultrasonic squeaker only your pet can hear, making great fun for your dog while remaining quiet for you! Features Chew Guard Technology and double stitched seams for long-lasting fun. Perfect for quieter playtime while you are working or relaxing, and great for a travel buddy on car trips. Available in small and large sizes, one perfect for your rowdy pooch!