Nerf Dog Small Tennis Ball Blaster Toy. Take aim with the new hand-held Nerf Dog Tennis Ball Blaster! High-powered blasting action launches your dog’s favorite fetching tennis ball up to 35 ft in the air. When your dog brings it back, stay in the game by placing the barrel on the tennis ball and picking it up “hands-free”. And, unlike other brands of tennis ball blasters, the Nerf Dog blaster’s mechanism is safe for your hands. Energy and excitement for your dog, and safe control for you; That’s why it’s Nerf or Nothin’! Small Blaster – 12 in Includes 3-pack assortment of Nerf Dog Squeak Tennis Balls, 2 in – blue, green and orange For small to medium dogs.