Crystal clear Gussett bags can be used for storing pictures, small apparel, crafts, gourmet food and more. All our cellophane bags meets FDA requirments for food use. . These cellophane bags are heat sealable but do not shrink, simply place your items in the bag and tie or seal. Cellophane bags protect against leakage, aroma loss and moisture.All cellophane bags and cellophane are not alike and we guarantee ours to be high quality cellophane