[ Freshness Preservation ] - Vacuum sealer bags have specially designed channels to remove oxygen, keep moisture in your food, and form an airtight barrier that limits taste and preserves the original taste of the food. [ Professional Food Vacuum Sealer Bag ] - Vacuum sealer bags can be frozen in the microwave, reused, washed, cooked, and cleaned in the dishwasher. [ Heavy Duty & Puncture Prevention ] - Designed with food-grade PA+PE material, with bone protectors to prevent puncture. [ Time & Money Saving ] - With 200 pieces of pre-cut vacuum sealer bags, convenient and removable design, allows you to easily remove the vacuum sealer bags without having to cut the rolls. [ Compatible with all vacuum sealers ] - The vacuum bags are fully compatible with all vacuum sealers, you can vacuum seal beef, chicken and other meats. Our vacuum sealer bags are made of professional food grade materials, the pre-cut vacuum bags for food are BPA free, safe and perfect for freezer food storage, microwave cooking and sous vide while keeping freshness, flavor and nutrition without freezer burn and dehydration. Feature: 1. The vacuum sealer bag is pre-cut and can be used immediately, saving time. 2. The durable multi-layer structure prevents puncture and tearing. 3. The one-sided dot texture is designed to remove as much air as possible. 4. Ideal for all types of cooking, for example, sous vide cooking. Material: PA + PE materials In different sizes: 10x15cm*50 10x40cm*50 15x20cm*50 20x25cm*50 Suggestions for use: Do not vacuum seal food containing too much water, as this will affect the sealing effect and even cause the machine to break down. It is best to place the shiny side of the bag up and the textured side down when placing the bag in the vacuum machine. Vacuum. Fresh fruits and vegetables will produce gas, it is recommended to store them in the refrigerator after sealing, such as bananas and tomatoes, etc. Not because the bag leaks air.