This handy jam jar set consists of 24 transparent covers waxed circles rubber bands and self adhesive labels an essential kit for sealing and labelling homemade preserves this set will help you to create a tight seal over your jars of preserve when you have laddled your jam or preserve into jars cover with a waxed disc while the preserve is hot when the contents have cooled top with a damped cellophane disc and secure with an elastic band the cellophane then shrinks when dry to crea