Freshness is key when storing food and this unique air-tight glass storage solution is simple and effective. Made with a durable borosilicate glass base, the new and improved 0. 31 and 0. 8 litre square fresh storage containers are practical and stackable that offers a sustainable alterative to plastic for cooking and storing. Perfect for saving leftovers to reduce food waste and ideal for carrying snacks on-the-go in this leakproof container. The base is suitable to use in the oven to bake and cook, then store and save in the freezer for a later date. Reheating in the microwave is convenient with the silicone valve allowing steam to escape. From conception to consumption the new multi-use Fresh Storage Collection can be used to keep foods cool in the fridge, batch-cook and freeze as well as store dry foods in the pantry, all with space saving stickability. Using the vacuum seal valve:Pull the vacuum seal valve up before placing the lid on the base. Place the lid on the base. Push the