• These clip-on magnifiers help you see everything much more clearly. • Turn your own size into powerful magnifiers in an instant. • Perfect for any fine detail work where you want to keep both hands free. • Comfortable flip-up design, can be folded when not in use. • Lightweight, compact, and portable. Alloy-tipped clip to protect your existing glasses. • It is recommended to have an eye exam to obtain the appropriate power of the glasses before purchasing. • Make sure your original glasses have no power/magnification, otherwise, when clipping the glasses, the power/magnification will change and vision will blur. • Handy swivel design, can be rotated when not in use.