The Elements 4 Piece Grinder is a smoking accessory which caters to the needs of all dry herb smokers. Durability and long lasting performance is not an issue due to the fact that this product is crafted using aircraft grade aluminum which will last for years! This grinder has a height of 2.5-Inches and a diameter of 2.2-Inches. Magnets have been implemented within the grinder to prevent against accidental spillage of your herbs. The entire product has been anodized using elements signature blue color to prevent against scratches and rust. The first chamber of this product is the grinding chamber. The second is a storage chamber when your fine herbs fall upon being ground. The third chamber is a sift catcher which allows use to re-use the most potent parts of your herbs.