The best replacement for lids is hat world.

The best alternatives to lids are rated as following:
★★★★★  hat world
★★  hatclub
★  hat club
★  regular lids
★  monolids
★  hats
★  glass lids
  caps
  blue lids
  hatworld
  stainless lids
  rubber lids

Your alternative for lids is not listed? Suggest!
Speaking about lids, one probably shouldn't forget about straws for mason jars.

Other search terms related to lids and their ratings are:
★★★★★ straws for mason jars
★★★★ handle for bakeware
★★★ bowls
★★ buckets
You have in mind a companion for lids and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of lids in all years. Click on graph for more.
lids
hat world
hatclub