The 9mm Mud Balls Hard Clay Ball Sling Shot Ball is a classic hunting and fishing accessory by KuTi Kai. Made from durable plastic, these round balls are perfect for target practice and shooting sports. With a weight of 0.3 kilograms per pack, these balls offer a fun and challenging experience for enthusiasts looking to improve their aim and accuracy. The 9mm size makes them suitable for various shooting styles and environments, making them a versatile addition to any sports and outdoors collection.