RSVP Authentic Mexican Molcajete Traditional Mexican version of the mortar, carved of natural volcanic stone Provides the ideal grinding surface for spices or making delicious fresh guacamole Molcajete measures 8-1/2-inch diameter by 5-inches tall; tejolote is 4-1/2-inches long with a 2-1/2-inch diameter grinding end Includes an informative booklet with steps on how to cure your new molcajete Simply scrub with a brush and warm water to clean, if necessary you may use an unscented detergent provided you rinse thoroughly