If you are looking for a and blue light blocking glasses, then your research is over here. That's because our product can meet your need. Adopted of , it is practical and durable for long time use. It is not easy to get deformed and bring you much convenience. Features -Color:Brown -Material:TR90, PC -Size: 14.00X14.50X4.50cm;/5.50X5.70X1.77in; - Adopt high grade anti-blue light lenses, with high visible light transmittance and low aberration. - It has high impact resistance and is not easy to scratch. Effectively blocks harmful light to the eyes, effectively relieves eye fatigue, protect eyesight, and improves sleep . - The frame is made of lightweight and durable TR90. Thin and light! Sleek design provides a comfortable fit. - workmanship, reasonable structure, and practical, can bring you convenience. - It is simple , but very practical in use, which brings great convenience to you. Package list: 1 x blue light eyeglasses