Who doesn’t love a good game of fetch. The NERF Tennis Ball Blaster Dog Toy Set 30cm is the perfect way to keep your pup busy while giving you a break. This high-powered launcher allows you to be able to use your arm up to 10 meters away, sending tennis balls flying through the air. This dog toy works with any standard tennis balls or you can use the Nerf Dog Tennis Ball Blaster Replacement Balls.