This 12, 18 and 22 Quart Camwear® Round Cover (RFSCWC12135) by Cambro is made to cover various sizes of storage containers, making it a useful addition to any restaurant, buffet, or catering situation. This cover has a temperature range from -40 to 160 degrees Fahrenheit which is ideal for hot or cold ingredients. The cover is composed of polycarbonate material, making it virtually indestructible. The material also offers resistance to stains. This cover features a snap-on design that locks in freshness but is also easy to remove.