Keep the contents of your food containers fresh and safe from contaminants with this 12-, 18-, and 22-Qt. clear food storage container cover. Designed to fit Thunder Group 12-, 18- and 22-Qt. clear round polycarbonate food containers, the plastic food storage container lid is shatter and scratch resistant, durable, and can withstand temperatures from -40ºF to 210ºF. The freezer-safe food container lid fits tightly on matching containers, sealing in moisture and freshness, and keeping dirt, debris and contaminants at bay. Dishwasher safe, the lid resists food acids and oils, so is easy to keep clean. The heat-resistant food container cover measures 12-2/5" in diameter, and is NSF listed.