The items in the image are rolls of Premium Europlus Grade A polycarbonate sheets used for roofing and construction.Material and Type: These are hollow, twin-wall polycarbonate sheets, designed to be lightweight yet durable.Dimensions: Typical sizes available for these sheets are 2.1 meters in width and 5.8 meters in length.Features: They offer high impact resistance, UV stability, and natural light transmission, which can help save on energy costs.