The Saffron mortar and pestle from Swissmar is made from highest quality, polished G5 granite and is black with white speckles. The mortar has a 4" extra deep, 2 cup capacity to ensure no ingredients will escape. The pestle has a 2 tone finish and is designed to allow both sides to grind, crush, and mix. The mortar features a dual sided concave interior that allows for multiple grindings. The mortar is heavy yet comfortable and allows you to extract oils from spices and herbs without being absorbed into the granite. The mortar measures 15.2 x 10.2cm / 6 x 4 inches and weighs 3.3kg / 7.3lbs.