KONG Genius treat dispensing toys come in three sizes and two shapes, and can be interconnected to create new configurations for added challenge. Made in the USA with non-toxic, FDA food-approved TPR material, these toys are perfect for average chewers.

Small 7.8 inches x 5.0 inches x 2.1 inches
Large 9.5 inches x 5.5 inches x 2.8 inches
Extra Large 10.5 inches x 6.0 inches x 3.3 inches.