Nordic Ware® 07533H Microwaveable 7.5" Lid For Divided Dish
I had to send he lids back. From the ad, I did not understand that they were only tops and no bottoms. I reordered the lids with the bottoms and unfortunately there was too much space between the top and bottom my daughter's lunch travelled from one compartment to the next while in transit in the lunchbox. I returned everything.