Debbie Meyer GreenBags Freshness-Preserving Food/Flower Storage Bags (Medium, 12-Pack) This set contains (12) medium bags. The bags are perfect for preserving the freshness and prolong the life of fruits, vegetables, and cut flowers. The BPA-free bags are made from food grade polyethylene and a natural mineral that creates a beneficial storage environment for your produce. The bags will save you money by keeping your produce fresher longer and reducing waste. Each bag is reusable up to 8-10 times.