No matter the dog, no matter the adventure, there’s always time for a game of fetch – especially when Alcott’s involved. Our storybook rubber ball is made of thick, non-toxic rubber and the ball’s unusual Alcott shape makes it bounce and roll sporadically to keep your dog interested and intrigued. There is a hole on the bottom of the ball so you can fill it with your thrill sniffer's favorite treats for an interactive challenge! Features + Benefits: - Sporadic Bounces + Rolls - Thick, Non-Toxic Rubber - Fill with Treats for Interactive Fun Dimensions: - Medium: 3" Diameter - Large: 3.5" Diameter