Seven bucks for 100 sheets is much better than the $20 I paid KA when I ordered parchment from their catalog last fall. … If you’re near a GFS, check it out.
Just so, is GFS Styrofoam microwavable?
They are recyclable but not safe to reheat in. PS, polystyrene, Styrofoam, #7 is not safe for the microwave. … Be sure to put your food on a plate or other safe container before zapping them in the microwave.