Tupperware Fridge Smarts

3 different sizes Keep your produce fresher, longer! Top food scientists from the University of Florida and Tupperware have researched the storage of fruits and vegetables extensively to develop a line of intelligent containers. Tupperware's ACE (Atmosphere Controlled Environment) system creates the optimal environment to maintain freshness for longer. FridgeSmart® Containers use this special three-way venting system to help regulate the atmosphere inside the container by balancing the flow of oxygen coming in and carbon dioxide going out. FridgeSmart®