Outward Hound Dog Brick Interactive Treat Puzzle Dog Toy Brand_Chuckit! The Nina Ottosson by Outward The Nina Ottosson by Outward Hound Dog Brick level 2 puzzle dog game will keep your dog entertained for hours as they use their natural hunting skills to seek out the hidden treats No rendered poultry or meat meals pvc & phthalate free: Nina Ottosson by Outward Hound interactive treat dog puzzles are designed with your pet's health in mind from food safe materials that you can trust with your dog & slide to hide treats: The Nina Ottosson Dog Brick comes with 3 types of treat hiding compartments to test your furry' friends skills