Nerf Dog 3in Squeak Tennis Ball 2-Pack - Blue/Green and Blue/Orange, Dog Toy Interactive: Squeaking sound provides hours of entertainment Highly Visible: Brightly colored so you and your pet never lose track, no matter where you toss it! Nerf-quality materials allow this toy to be lightweight and durable Multiple in each pack so the fun doesn't stop Ball is 3-inches and perfect for all dog sizes