Take A Hike! Petshop by Fringe Studio Waggin' Tails Trail Mix" burrow bag toy set is made for active pups that enjoy interactive puzzle toys. This burrow bag set includes 2 mini toys each with a loud squeaker and crazy crinkle paper in the burrow bag. Simply hide the mini toys inside the burrow bag, squeak the mini toy or crinkle the bag and watch your dog try to get the toys out of the bag. This boredom buster will have your pup going nuts for these toys.Great for small dogs and not intended for aggressive chewers."