This fantastic and revolutionary Fix Lid set (9 hermetic lids) is a must-have for every kitchen. Includes 9 round and airtight plastic lids: 3 lids of approximately 12 cm, 4 lids of approximately 19 cm and 2 lids of approximately 24 cm. Reusable and easy to clean, they fit any size containers (up to 24 cm). Made of see-through flexible silicone, they include a PVC outer rim. They will allow hermetic and immediate seal of most containers.