Dog-friendly yellow tennis balls made from non-toxic rubber. These awesome and affordable balls provide endless hours of chewing satisfaction and games of fetch. There are 3 balls per pack each with a 4cm diameter, ideal for small dogs. The non-abrasive veldt is durable but won't damage your do's teeth or gums.| | * Size: 4cm | * 3 balls per pack | * Non-toxic rubber | * Non-abrasive veldt | * Suitable for small dogs