1. [Flexible Spring Hinge Angle Design] - The lightweight plastic frame and lenses are paired with durable spring hinge angles to ensure comfortable wearing. It suits all face shapes. Whether your face shape is large, small, or average, it can easily solve your problems. The freely rotating spring hinge angle design also reduces the protrusion of the glasses on the head, and the sturdy screws allow the angle to open more smoothly. 2. [3 Pairs of Tinted Glasses] - A set of 3 pairs of spring - angled lightweight rectangular reading glasses in black, purple, and red, suitable for both men and women. 3 pairs of reading glasses offer excellent value for money. They are very suitable for home, office, or beside the bed. Place a pair on your desk, in your bag, and at your favorite reading spot. 3. [Rectangular Glasses] - Classic rectangular and fashionable rectangular frame reading glasses with an interesting and colorful design, presenting a fresh look. High - quality lenses are scratch - resistant and impact - resistant. Enjoy reading without worrying about eye fatigue and blurred vision, and let you have better eyesight. 4. [Unbreakable Glasses] - The frame is made of ultra - light and durable PC material, which won't press on your nose or head.