Module series 6/6 set is the improved, next-generation of modular stacking salt cellars. The module 6/6 stacking cellars each have a 6 fl oz capacity. Culinarium designed integrated cork gaskets which seal both containers while providing a non-scratch surface for your tabletop. At home on your countertop and as an elegant table service, this stacking set will only become more beautiful with time as it develops a warm and organic patina as it ages. All of the culinary items are one of a kind. Culinarium cast each unit in a handmade mold for about a week. Hand burnish each and then apply 3 coats of culinarian's own sealer.