NESCO Vacuum Sealer Rolls are designed to lock freshness and flavor in and keep air, moisture and odors out. The multi-layer construction is tear-resistant and is designed to perform at extreme temperatures. Eliminate freezer burn, reduce spoilage and waste. Cross-venting channels on both sides allow for maximum air extraction and slow down traveling liquids when sealing moist foods. Material is BPA, PVC, Phthalates free and is microwave, boil, sous-vide, dishwasher and freezer safe. Can be cut and trimmed to make bags. NESCO Vacuum Sealer Rolls are ideal for keeping food fresh up to 5 times longer than traditional methods. Compatible with NESCO and other brands of vacuum sealers. NESCO Vacuum Sealer Rolls are available in various sizes.