Introducing the ultimate Grind Eeze 63mm Geo Design Rainbow Grinder with Side Windows - Assorted! Featuring a 63mm diameter, this metal grinder breaks into multiple parts for easy use. It even has a raised rim on top with a unique geo style design. But that's not all - check out the see-through sides and the viewing windows on the bottom part for added flair! And let's not forget the vibrant rainbow colors - this grinder is truly a masterpiece for any enthusiast.