3X Magnifier Sheet With Scale Ultra-thin Reading Glass Fresnel Lens PVC Transparent Credit Card Size Book Page Magnification

Great for reading books, maps, magazines, menus, bills and so on.
Also great for small solar and field projects starting fires-a great addition to any emergency or survival tool set.
Good bending performance, not easy to damage the lens
Fits in a wallet or pocket, easy to carry
Type: Ultra-thin Magnifying Glass
Material: PVC lens
Size: 8.5 * 5.5 (thickness 1mm)
Color: Black,Transparent
Gain: 3X
Central Fresnel lens design,more convenient with scales,can focused ignition,with external card holder

The package includes:1pc * Ultra-thin Magnifier