Every dog loves a tennis ball so this 12 pack of 6.5cm balls from Zoon is sure to give your pooch hours of fun. These 12 tennis balls are the standard 6.5cm in diameter and have an internal squeaker for added fun. Coming in four bright colours, these tennis ball are simple, fun and exciting for dogs to fetch and chew on. Sold in a pack of 12, this plentiful pack will keep your dog entertained for hours on end. Specifications Pack of 12 Ball diameter: 6.5cm Four colours Advice Always supervise your dog during playtime and regularly check toys for damage, repairing or replacing parts or potential choking hazards where necessary. Seek immediate veterinary attention if any material is ingested.