The Kilner Seasoning Grinder is the perfect kitchen companion for grinding and storing ingredients such as rock salt, peppercorns, spices and dried herbs/seeds. Create unique seasoning blends with the traditional hand-operated grinder mechanism, which decants directly into a Kilner 8.5 US fl oz. Preserve Jar (included). A one-piece lid is also included for storage, keeping your creations fresher for longer. The Seasoning Grinder is compatible with all standard-sized Kilner Preserve Jars.The Kilner Seasoning Grinder is the perfect kitchen companion for grinding and storing ingredients such as rock salt, peppercorns, spices and dried herbs/seeds. Create unique seasoning blends with the traditional hand-operated grinder mechanism, which decants directly into a Kilner 8.5 US fl oz. Preserve Jar (included). A one-piece lid is also included for storage, keeping your creations fresher for longer. The Seasoning Grinder is compatible with all standard-sized Kilner Preserve Jars.