These 2 piece grinders by Santa Cruz Shredder come apart into a strong magnetic top, a tooth section chamber. This herb grinder is made in Santa Cruz, California from the highest grade materials. Featuring a revolutionary tooth design and an extremely strong rare earth magnet to keep the lid shut this grinder will outperform the competition. Features include. Crafted from a single piece of high grade CNC aluminum Completely SCRATCH RESISTANT Square teeth instead of sharp ones. 2 pieces Dimensions: Small: 1 5/8 ³ Diameter Medium: 2 1/8 ³ Diameter Large: 2-3/4 ³ Diameter Jumbo: 3-3/4" Diameter