Treat your pup to a new toy with this set of three Fetch Balls from Field + Wander. This travel tennis ball set is perfect for on-the-go and outdoor playtime with an easy-to-carry, close, and store mesh bag. These tennis balls for dogs are a tough and durable playtime toy. Includes: (3) Tennis Balls for Dogs in a Mesh Drawstring Bag Compatible with tennis ball launchers for even longer interactive play sessions Entertains and exercises your dog's natural instincts A great giftable dog toy for friends and family. Size: 2.5" Diameter.