PREMIUM QUALITY: Large full page fresnel magnifying sheet with black vinyl frame. Professional Quality Magnifying Lenses. Ideal for reading maps and newspapers, repairing gadgets, carving handicrafts, sewing, knitting, etc. | READING AIDS: Ideal for reading maps and newspapers, repairing gadgets, carving handicrafts, sewing, knitting, cataloguing coins, stamps, and other tiny collections etc. | MULTI-FUNCTION : Perfect for viewing and checking small prints ,tiny objects, fine materials, gadget parts ,pins ,collections, science experiments, reading books, newspaper documents and magazines, observe animals insects, knitting embroidery or any case where precision is required .The 300% Loupe is especial for low vision visually impaired people elders hobbyists professionals readers and minimize fatigue. | GOOD EFFECTION: Great for Full Page Magnifier Visual Aids, The 3X magnifying lens is ideal for reading and inspection, it is perfect for, electronic repair, and examining extremely small texts. Perfect gift for the elderly and those people with poor eyesight. | AFTER-SALES SERVICE: Quality problems occur within 5-years replacement, lifetime warranty, if you're not completely satisfied, then CONTACT US and we will give you a 100% refund within 180 days of purchase. It is our intention to offer the BEST customer service on Amazon.