These metal screw top lids are suitable for most hot-fill food product. Cap draws a vacuum as it cools for an air-tight seal. Included foamed PE (F217) liner is a three-ply liner of foamed and solid LDPE. Protects against odor transmission and does not impact the taste of product. Chemical resistance against acids, alkalis, solvents, alcohols, oils, cosmetics and aqueous products. Not for use with hydrocarbon solvents.