Charles VIANCIN Hibiscus Lid X-small, Medium/Small, Medium & Large Silicone Suction Lid & Food Cover (Set of 5) Charles VIANCIN Hibiscus Lid X-Small, Medium & Large Silicone Suction Lid & Food Cover (Set of 5) Seals Tight: on all smooth rims: stainless steel, glass, plastic, melamine. Prevents Spills: the Hibiscus Lid creates an airtight, watertight seal for reheating and storing. Saves on plastic wrap : it can be reused and reused and reused Set of 5 includes (1) Large (11"),(1) Medium (9"), (1) Medium/Small (8"), and (2) x-small (4") lids ~ FDA Food Grade Silicone ~ Dishwasher Safe