SIGVAN Blocking Eyestrain Lightweight Computer Vision Care and Reading Glasses Review

Plastic frame. Plastic lens. Non Polarized. Lens width: 2.12 inches. Bridge: 18 millimeters. Arm: 140 millimeters. BLUE LIGHT BLOCKING - SIGVAN blue light blocking glasses is PC glasses designed to protect your eyes from the blue light emitted by PC and smartphone displays. In daily life, it can be used as blue light blocking glasses, and even as gaming glasses. HIGH QUALITY MATERIAL - Polycarbonate lenses reduce chromatic aberrations, restore true colors,lenses with accurate degrees, Temple with firm and flexible,excellent toughness, lightweight, and making these reading glasses not easy to be scratched.To ease your close reading pressure. FLEXIBLE SPRING HINGE - Suitable for all face types. Whether your face is oversized, petite or medium, it can easily solve your problem.The arbitrarily swingable spring leg design also reduces the squeezing of the glasses to the head.Good protection for your eyes and head!. CONVENIENT 5 PACK - Value pack set of 5 reading glasses for the great price of one! Convenient set allows you to keep a pair of glasses for reading in different places so you always have a pair handy. PRODUCT WARRANTY - We accept returns and exchanges within 60 days. If you have any questions, please feel free to email us, we will serve you wholeheartedly.