Silicone reusable sandwich and snack combo set is an excellent alternative to plastic Ziploc bags. Our reusable lunch bags can be reused over and over, they are dishwasher, microwave and freezer safe. They feature pinch and lock seal which can be reinforced with a slide bar for tight seal and prolonged freshness. Our food storage silicone containers are made from food grade silicone, BPA and lead free which makes them an excellent choice for wide variety of uses. Except for obvious uses like food container they make an excellent travel companion. Great stasher bag for your valuables while camping or boating. These things will keep your stuff dry!!! FEATURES: food grade materials (chemicals free) tight closure strong and flexible flat base for easy filling freezer safe dishwasher safe microwave safe