Maintain the freshness of your onions longer with this smart set. Turn the keeper upright for onion halves, flip it to store those that have been diced and sliced. These clever containers stack to save space in the fridge or, when not in use, the cabinet. Inspired by a deep appreciation for the art of cooking, Progressive International has been creating fun and inventive kitchen gadgets and tools since 1973. Today, Progressive continues to find new ways to make cooking more fun and efficient with high-quality, innovative products in fresh styles.