'FULL CONTACT' SPICE GRINDER A porcelain Mortar and Pestle. The profile shape of the pestle is coincidental to the inner shape of the mortar, so it produces a "full contact" effect, which is fun to hold, and effecient in it's grinding function. Visually, it looks as if the weight of the pestle is being enveloped by the mortar in an organic way. Gloss and matte white. porcelain. $45.00