The Kilner Seasoning Grinder is the perfect kitchen gadget for grinding and storing ingredients such as rock salt, peppercorns, spices, dried herbs and seeds. Create unique seasoning blends and flavoursome rubs my grinding mixed ingredients together. The hand operated grinding mechanism is made from high quality stainless steel and ceramics parts with adjustable settings to control the thickness of the mixture. Keep the final mixture fresher for longer in the 250ml glass jar and one-piece lid. The grinding mechanism can be used on the 0. 5 litre and the 1 litre Kilner Preserve JarsSet Contains:1 x 0. 25 Litre Kilner Preserve Jar1 x One-piece Lid1 x Ceramic Grinder Attachment 1 x Recipe and Instruction BookletORIGINAL AND THE BEST - Each jar is made from high quality sodalime glass material with pristine clarity and consistent wall thickness ensuring no weak points. GLASS IS BEST AND SUSTAINABLE - Glass is best for storing food and drink. It is made from natural ingredients so no harmfu