Our 4" x 4" 2 mil Clear Ziplock Bags are made of virgin polyethylene and provide a high clarity so its contents are clearly visible. This 4 by 4 inch resealable poly bag features a high quality zipper seal on top. The ziptop is easy to pull or snap open and pinch shut, protecting its contents and making it ideal for storing and packaging your product. These 4x4 ziplock bags are 2 mil, meaning the plastic is .002 inches thick. Pack of 100