Our Lucy Knows Best Grinder is 1.6 inches, small enough to fit in your purse or pocket, and powerful enough to grind your herbs smoothly. The grinder comes with a magnet lid closure, ensuring your herbs stay fresh and secure. The 4 layer design includes sharp diamond shaped teeth for a smooth grind, a stainless steel mesh filter to collect herbs, and a bottom layer that collects pollen, which comes with a scraper for easy collection.