7.5 x 7.25 x 1 inch / 28 fluid ounces. tare weight 3.0 ounces / 84 grams. The size that started it all, the Sandwich Stasher bag is ideal for packed lunches and snacks, personal care products, travel organization, and even laptop chargers. Made of platinum food-grade silicone, the Sandwich Stasher bag contains no harmful chemicals and can be used for freezing leftovers and sous vide cooking. A reusable everyday essential for the kitchen and life on the go.