Reading glasses are made primarily for presbyopia which is an age-related eye disease most people experience around 35 to 45 years of age. Presbyopia is caused by a decreased elasticity in the eyes lens; making it more difficult to focus on objects in a close range. The Mass Vision Intellect are elegant; high-quality unisex reading glasses designed with stylish lightweight & durable frames. The lenses are scratch-impact resistant and ensure superb optical clarity. * EYE HEALTH - Reading glasses help you preserve your eye health by reducing eye strain; fatigue and helping with Presbyopic. * Reinforced Spring Hinges for Maximum Flexibility and Comfort. * Lightweight and Durable. * 3 Pair Included - Fast and FREE Shipping . * Compare to Expensive Unisex Designer Brands