This Dog Treat Toy Tumbler is an entertaining way to feed your furry friends. Simply fill the ball, select the difficulty, and watch your pets play! Constructed from durable, tangle-free plastic material with an anti-slip handle, the leash measures 4" x 4.8". Featuring a built-in labyrinth device for extended mealtime, and three air outlets on top to draw in smells, your pet will enjoy the challenge of getting the treats out. The adjustable barrier design regulates the amount of food flow for an added challenge. Give your pet the ultimate brain and food puzzle with this incredible IQ ball food dispenser!