Zanies Puppy Pride Tennis Balls for Dogs, 6-Pack &ndash; 2.5-Inch Diameter Tennis Balls Match the Rainbow Pride Flag Colors Tennis Ball Toys With a Twist  Six colors of tennis balls for dogs match the colors in the rainbow pride flag Perfect Size for Play Time  Your dog will love fetching these 2.5-inch diameter tennis balls Logos on Each Ball  One side of the tennis ball contains a black paw print, while the other side has the Zanies logo in black Rubber and Felt Construction  Each tennis ball consists of a rubber base with a felt covering Rainbow Colored Tennis Balls  Tennis balls available in orange, red, yellow, green, blue and purple in the six-pack