First-Class Construction Standards - Sturdy yet flexible, this translucent blueprint holder is expertly crafted using PVC plastic material and durable black nylon to provide long-term strength and use. Protect Your Documents - Ideal for use when traveling to job sites, this blueprint protector will protect your blueprints, maps, building plans, maps, and other large documents from getting wet or dirty. Range of Sizes - Our blueprint carrier is available in different sizes to accommodate your needs. It’s an essential tool for building contractors, architects, engineers, artists and can be used as a construction plan holder, military map case, or blueprint bag. Convenient Portability - A convenient handle on top of our building plan holder makes it easy to carry your work everywhere you need to go. Additionally, two Velcro straps allow you to keep your documents rolled up for easy transport. Clear and Easy-to-Read Display - The plastic is transparent on both sides, so it can be used double-sided, allowing for easy readability through its full width and height window. It also includes a magnet in each corner to keep the blue prints in place on any metal surface.