The Large Clear Magnifying Reading Glasses is a smart alternative to turn most eyewears into bifocal reading glasses. This clip on features large magnifying lenses which reduce fatigue and eye strain, making them great if you do occasional close-up work. The main use for the Large Clear Magnifying Reading Glasses is with periodic close-up examination, reading, and writing. With a rectangular shape, it is available with magnification from +1.00 to +5.00. Plus, it has an easy attachment and removal, with superior protection and durability.