Attach the hardgraft x FCC Dog Ball Keeper to your bag or belt to always have it on hand when you venture outdoors with your furry friend. In fact, its strong button provides a secure hold as you move. This is a great alternative to holding a dirty ball in your hand or storing it in your bag. It can hold a ball up to 6.5 cm in size, making it compatible with most. Alternatively, use the included black-and-white ball that’s specifically designed for dogs. Made with thick rubber, it provides plenty of bounce to keep animals entertained. Furthermore, the hardgraft x FCC Dog Ball Keeper uses high-quality materials for durability. This includes leather, pure silk, gold-plated brass hardware, webbing, and wool felt.