Pyrex introduced No-Leak Plastic Lids with a clear window and colored outer rim.  The lids are BPA-free, airtight to eliminate leaks and spills, and have a vent tab for microwaving. These lids  —  available in many colors — come in 1-, 2-, 4- and 7-cup rounds or in 3-, 6- and 11-cup rectangle sizes, along with a microwave-safe, oven-safe, dishwasher-safe glass container.