Rubbermaid FG7J12TRCHILI Premier Food Storage Set, Tritan, 20 Piece Easy Seal: Flex and Seal lids lock in freshness and are easy to seal and remove Easy Clean: Durable shatterproof plastic resists stains and odors for lifetime of clarity Easy Store: Easy Find lids snap to bottom of container and to each other. Base and lids nest inside each other. Microwave, Dishwasher, Freezer Safe.