Marley Naturals small, travel-friendly, four-piece grinder is made from sustainably sourced North American Black Walnut and high-grade components. The magnetically attached top section contains 32 precisely positioned directional anodized aluminum cutting blades. The pollen collector has a removable screen and twist-off base to avoid spills. This beautifully crafted piece will complement your smoking ritual. Matches perfect with the Marley Natural Bubbler, Wood Bong, Spoon pipe, Tray, and Ashtray!