Perfect for preserving your homemade jams, pickles and chutneys keeping them fresher for longer this pack of 200 wax discs are of a perfect size for 2lb jam jars, an essential item for any passionate jam marker or preserve enthusiast. Boasting a guaranteed airtight seal and keeping the contents fresh until you eat them these wax discs are an integral part of the jam making process. Also available in a smaller 1lb size.