Rubbermaid Premier Food Storage Container, 0.5 Cup, Pack of 4 Containers Pack of four 0.5-cup containers, Each container comes with a lid These containers are completely clear with NO design Bases are made with Tritan plastic that resists stains and odors. Flex & Seal lids are easy to seal and remove and lock in freshness. Features the easy-find lids organization system. Lids snap to the bottom of the container and to each other. Oven, microwave, dishwasher, and freezer safe. Lids and Bases are BPA-free. Made in the USA.