-NEVER USED, Only Ran Through Dishwasher Once -Luminarc -Set Of 3 Rectangle Lids For Their Pure Box Active Line Of Glass Storage Containers -LIDS ONLY -I ordered these directly from Luminarc. They do not fit my set of Luminarc glass rectangle storage containers because my set is much older. -They have a vent on the top you can open when going from freezer to microwave. -See Pictures For Measurements -Smoke-free, pet-free home.