Get a grinder that is crafted for precision grinding that is effortless with these ERGO grinders! Made of durable and high-quality aircraft grade aluminum, ERGO grinders are designed to make your grinding and smoking experience easier to enjoy. With an ergonomically designed lid that is easy to grip and twist, you can get the perfect consistency to your legal smoking herbs every time. These grinders are fitted with strong magnets to keep their lids securely on so that you don’t encounter spillage, as well as sharp diamond-shaped teeth for the perfect cut every time. With a lifetime manufacturer’s warranty, you can stand by ERGO and their quality grinders!