8-1/2 inch Polished Natural Stone Mortar and Pestle by Casa Maria 8.5" x 4.5" Polished Natural (exterior) Stone Rough stone texture (interior) is ideal for grinding and mixing foods Use it to marinades, spice and dry rub mixes, pesto and guacamole Ideal way to release food's natural oils and flavors Because this is made of natural stone the actual product dimensions may vary slightly