Charles VIANCIN The Lilypad Lid Small 4" Silicone Suction Lid & Food Cover (Set of 2) Seals Tight: on all smooth rims: stainless steel, glass, plastic, melamine. Prevents Spills: the Lily Pad Lid creates an airtight, watertight seal for reheating and storing. Saves on plastic wrap : it can be reused and reused and reused Set of 2 Small Lids ~ 4" in diameter ~ FDA Food Grade Silicone ~ Dishwasher Safe