Brilliance 100 percent leak proof, airtight food storage containers feature crystal clear, BPA free Tritan plastic that offers 360 degree clarity, and helps keep food fresh and secure.Food containers are Clear like glass so you can always see what’s inside, but are light and easy to carry; Stain and Odor resistant material keeps plastic food container looking like new.Brilliance plastic containers have built in vents under the latches that allow splatter resistant microwave reheating with the lid on.