(Advantage: Heat resistance flexible. Silicone-storage covers come in 6 sizes. They environmentally-friendly, eliminating the need to repeatedly buy expensive plastic wrap. Plastic tops are round yet stretchy enough fit snugly over odd-shaped mugs, pots, cups and bowls. Microwave-safe and heat-resistant to 450 F so you can quickly reheat and enjoy delicious leftovers. Can be used in oven or refrigerator. Features Non-toxic, BPA Free, dishwasher safe and leak-free, air-tight seal so foods stay fresh.)(cooking)(home)(mom, dad, parents)(packing lunch)(Tupperware)(Universal lids/covers)(cool products)(useful/good ideas)(Under $20)(leftovers)(Thanksgiving)(To go plates)(Christmas)(food)(Amazon.com)