Multifocal Progressive Glass Transition Photochromic Varifocal Reading Anti-blue

Strength: +1.0, +1.5, +2.0, +2.5, +3.0, +3.5, +4.0Lenses Optical Attribute: Multifocal, Anti-blue light, Photochromic. Ergonomic design, lightweight, comfortable to wear.2. Reading glasses help you preserve your eye health by reducing eye strain, fatigue and helping with presbyopic.3.