PetShop by Fringe Studio Hold on for Deer Life burrow toy set is made for pups with lots of energy that enjoy interactive puzzle toys. This burrow toy set includes 3 mini toys each with a with a loud squeaker and crazy crinkle paper details. Simply hide the mini toys inside the burrow structure, squeak the mini toy and watch your dog try to figure out how to pull them out. This brain teaser will definitely brighten up play time. Great for small dogs and not intended for aggressive chewers.