The Atmovac SB90 Series Smooth Bags designed for freezing and storing come in a size of 16" x 20" and are identified as SB90-1620. These smooth bags are crafted to provide a reliable and airtight seal, making them suitable for vacuum sealing a variety of food items. The smooth surface aids in efficient air removal during the vacuum sealing process, helping to extend the shelf life of food and prevent freezer burn. Whether used in a professional kitchen or a home setting, the Atmovac SB90-1620 bags offer a practical solution for preserving the freshness and quality of your food items during storage.