I do not have access to the most up-to-date information or specific details about a particular product. However, according to a search on the internet, Laguna Basalt is a type of natural stone that is available in different thicknesses, ranging from 1 cm to 10 cm or more, depending on the manufacturer and supplier. Its best to contact a reputable distributor or manufacturer of Laguna Basalt to get more accurate information on the thickness of the slabs.