Tupperware Sera Set 4-Piece Storage Container Tupperware Sera Set 4-Piece Storage Container - Tupperware Sera 2 - Tupperware Greenhouse 1 - Tupperware Greenhouse 1 - It is designed to preserve your vegetables and fruits in the freshness of the first day and keep them for a long time when storing them in the refrigerator. - The ventilation system on the lid balances the oxygen and carbon dioxide ratio in the container and provides an ideal storage environment. - Food Markings on the Body Show Which Ventilation System You Should Choose for Which Food Type. - You Provide the Ideal Environment by Slide the Air Control System on the Lid. - Its improved body structure has a grill feature and keeps the food away from moisture. - The Modular Structure of the Sera Series Allows You to Save Space in the Refrigerator. You can stack greenhouses on top of each other. - To prevent excessive moisture in your newly purchased food, place the food in the greenhouse and leave it in the refrigerator for 1-2 hours without closing the lid to ensure that the food reaches the same temperature as the temperature in the refrigerator. When You Close the Greenhouse's Cover Later, You Minimize Humidity.