Convenient Solution To address the issue of individuals being unable to visit optometrists for vision testing, we have introduced a portable adjustable eyeglass solution. You can adjust it according to your vision needs and gain a clear understanding of your visual requirements, making it convenient for use in certain daily activities. Please note that this product is not intended to replace regular prescription eyeglasses or professional eye exams. Adjustable design concept Adjustable Focus Glasses are designed to adjust the focus through the principle of vision, to meet the -6.0 to +3.0 vision range. You only need to turn the dial to adjust the level to suit your needs. Soft material Adjustable glasses frame made with TR material, which is soft and flexible, providing a comfortable wearing experience. Include items Adjustable glasses x1, storage bag x1 Applicable people Adjustable glasses for presbyopia, nearsightedness, farsightedness, helping with daily close-up tasks and reducing eye strain.