Durable Material: The hay ball is made of rubber with a lattice design, soft, skin-friendly, stretchy, and durable. The ropes are strong, durable, and waterproof. More Fun: This horse toy ball is easy to fill with hay and grass, and works well as a slow feeder, helping to keep your horse entertained while allowing them to eat gradually, similar to natural foraging. Keep Exercising: The hay play ball offers a unique way to keep horses or goats engaged throughout the day and encourages natural foraging behavior. Size: The diameter of the hay feeder is approximately 5.5 inches (14 cm). Please check the size before purchasing. This horse feeder ball is a toy designed to keep horses or goats occupied and help relieve stress. It is not intended to be used as a primary feeder. Package Contents: 2 x Goat Feeder Ball Toys (The color of the lanyard is random and cannot be specified.) Note: The package includes only the items listed. Other products are not included. Light and display differences may cause slight variations in color between the image and the actual item. Measurement error is +/- 1-3 cm.