This interactive dog toy upgrades the classic game of fetch by enhancing your throwing speed and distance with less effort. Your dog is challenged to run farther and faster with this ball launcher for dogs. Designed to extend your reach this tennis ball launcher reduces need to bend over to pick up muddy, slobbery balls. Includes brightly-colored, high-bounce Chuckit Ball that float and are highly visible for pets and pet parents. Slim ergonomic handle for added speed. Compatible with 2.5-inch diameter tennis balls or medium Chuckit balls best for dogs 20 to 60 pounds.