Material: Acrylic lenses + ABS Single lens magnifications: 1.0X, 1.5X, 2.0X, 2.5X, 3.5X Field of view: 555 mm (1.0X), 381 mm (1.5X), 278 mm (2.0X), 183 mm (2.5X), 156 mm (3.5X). Package includes: 1 x reading glasses, 5 x acrylic lenses: 1.0X, 1.5X, 2.0X, 2.5X, 3.5X 1 x elastic headband 1 x lens cleaning cloth 5 Sets of Lenses for Every Task: Magnifying glasses with 5 interchangeable lenses offering 1.0X, 1.5X, 2.0X, 2.5X, and 3.5X magnification to meet your various needs. Ideal hands-free magnifying glasses for watchmakers, dentists, electricians, model makers, hobbyists, and craftspeople; also great as sewing magnifiers. Humanized Design: Magnifying glasses with light designed for comfortable wear. Comfortable glasses frames ensure a secure grip. You can wear them with the glasses legs or switch to the elastic band instead. Versatile: The individual lenses/magnifiers can be easily mounted and dismounted. Perfect headset magnifier for close-up work such as dentistry, electrical work, jewelry making, sewing, crafts, beauty treatments, painting, and for seniors. Dual Headband Wearing Modes and Adjustable LED Lights: Can be worn as glasses or with a headband. The included headband can be easily attached for a secure fit. The movable magnifier compartment allows you to adjust the distance between your eyes and the lens for different needs, ensuring proper illumination of the object's surface for more convenient use.