Silicone Suction Lids, Food Covers. Suction Seal Works on Cups, Bowls & Pots, Set of 5 in Red This set of Flexible Silicone Suction Lids comes in 5 pieces. Every set includes one Lid each of the various sizes - 5inches, 6inches, 7inches, 8inches and 10inches. The smaller 5in or 6in sizes are great for use as a sink stopper or a drain plug. Its more sustainable replacement lid solution that is way better than using plastic wrap or foil to cover your smooth surfaced plastic ware, glass bowls, ceramic bowls, or pots. The lid creates an airtight, watertight, and spill-proof seal thats suitable for reheating and storing. Just place it on top, put a little pressure in the middle, and it will seal it your container through suction. They are made from eco-friendly, flexible, FDA-Approved Food Grade Silicone & BPA Free thats Microwave, oven, freezer, refrigerator, and dishwasher safe! Just like most silicone products, these lids are easy to clean and reuse. They have no seams for bacteria to grow, which ensures that this set will delight you for a long time.