The ANAS Herb Grinder is a 4-piece spice grinder with a magnetic top for easy use. Measuring 2.5 inches, this silver grinder is designed to efficiently grind herbs and spices. The magnetic top securely holds the pieces together, while also helping to catch the herbs as they are ground. This grinder is a convenient tool for any kitchen or dining setting, making it easy to prepare herbs and spices for cooking or seasoning.