FoodSaver Freeze ’N Steam Vacuum-Seal Bags are specially designed for easy filling. Get a head start on dinner by preparing your Freeze ’N Steam bags in advance simply fill the bag, season your food, vacuum seal, store in the freezer or refrigerator, and microwave when needed. FoodSaver Bags preserve, protect, and prevent freezer burn. Multi-ply construction blocks moisture and oxygen and makes the bags strong enough to microwave. Eat fresh and healthy from the freezer to the table using FoodSaver Freeze N Steam bags. These microwaveable bags are designed with strong multi-ply construction to block moisture and oxygen and prevent freezer burn. Always have a healthy meal on hand by prepping food freezing it in bags and then microwaving it whenever you are ready for a hot meal to enjoy fresh seasonal foods any time of year by portion sealing in peak season and freezing for future use. Ideal for busy households to forego the high-fat high-calorie fast foods and serve quick home-cooked meals in a snap with no pots or pans to clean either. Use FoodSaver heat-seal vacuum sealing systems to keep food fresh up to 5X longer contains 16 Freeze N Steam quart-size microwave cooking bags 16 quart-size, pre-cut bags per box Ventilated, stand-up design for easy filling and microwaving Multi-ply material prevents freezer burn Specially designed channels block oxygen and moisture to maximize air removal BPA-free Microwave-safe 128 total bags