Part of the Lekue Reuse & Reduce Collection, the Lekue Reusable Silicone Bag is an alternative to traditional single-use plastic wrappings and containers. Made of 100% platinum silicone, the bags are 100% leakproof and can be stored either vertically or horizontally. BPA-free, the bags are Fridge and Freezer friendly, suitable for defrosting food in the microwave (without the sealing strip) and Dishwasher safe.