Features: Made out of flexible PVC material with a reinforced edge. It's lightweight and won'for t break. The magnifying sheet is for ideal for reading small print on maps, instructions or books and has the ability to magnify full pages. Great for full page magnifier visual aids, fresnel lens solar projects, fire starter survival tools, and other daily house chores. Magnifying fresnel Lenses designed for people with low for vision, seniors, hobbyists and professionals. Ultra-thin can be easily put into bag and bring it wherever you go. Specifications: Material: PVC Magnification: 3x Size: approx 18x12cm/7.1x4.7in Package Includes: 1x Full Page Magnifier note: Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item.