• Reading glasses with blue light filter and UV400 protection, block more than 98% of harmful blue light • Help reduce eye strain and discomfort caused by prolonged use of computers, TVs, mobile phones, laptops, or reading under fluorescent light • Upgraded metal frame, thinner and lighter, provides a comfortable and stylish fit • Flexible spring hinge, increased durability and flexibility, adapts to most face shapes • Classic semi-rimmed rectangular design for men, no pressure on the nose • High-precision HD lenses, allow you to easily read small text and subtle details, maintaining clear vision • Set of 3 reading glasses with metal frame, practical to have in different places and always at hand