Beautiful design and durability built to last. quality materials used and tested extensively. 3X magnification for indoor viewing, Specially suitable for theaters and horserace. Foldable design, mini pocket size, to carry with. adjust by Smooth "center-focus knob" and right eye lens , for focus even for kids. Not a professional optical lens. It is more ornamental compared with the practicality. It is a perfect Birthday Holidays gift for her.