Nina Ottosson MultiPuzzle Interactive Treat Dog Puzzle Toy Blue Level 4The Nina Ottosson by Outward Hound MultiPuzzle level 4 interactive dog puzzle toy will keep your dog entertained for hours as they use their natural hunting skills to seek out the hidden treats! Your pups' favorite dog treats or kibble can be hidden in the outer and central compartments by sliding the puzzle pieces and let the games begin! This puzzle is ideal for dogs who have already mastered levels 1 3 of the Nina Ottosson puzzle line. Made from