Easily attach the Clip-On Magnifiers to your eyeglasses for detailed, hands-free work. These lightweight magnifiers can simply be flipped up for normal viewing, and down for working on small intricacies. Comfortable and adaptable to your needs, there are 4 different lenses included (1.7x, 2.0x, 2.5x and 3.0x) and a small carry box to keep your lenses free from dust and wear.