The polarized lenses are made with an injection process that ensures optical correctness which decreases eye fatigue and increases comfort. 2 、 UV protection All of our lenses block 100% of UVA, UVB, UVC rays as well as harmful blue light at 400nm. 3 、 Ultra Lightweight Incredibly lightweight PC frame design, provides a comfortable experience you'll forget you're wearing them! Characteristics: Colored Lens, To Absorb Visible Light Reflection. The Glasses can defend your eyes from wind and dust perfectly Lightweight and comfortable for prolonged wear. Wear holder together with your own for glasses Lens are made of high quality unbreakable PC material which is durable enough for a long time with PC Lens, UV400 Protection, Minimize The Harmful Effects Of UV Light. Can change for Sports Elastic Strap. Internal frame for myopic lenses Soft nose pads for added comfort. Suitable for outdoor sports such as traveling, cycling, hiking, etc. Technical specifications: Material: PC (lens), PC (frame) Color frame: as shown