has always been committed to producing quality products with high performance. Choose to enrich your cycling life.is a truly original cycling equipment brand, run by a passionate team. Our goal is to ensure the highest quality and to inspire cyclists with outstanding quality. As a professional cycling brand, we always believe that good materials create good products and good experiences. If the lenses are not clean, please do not use , but use the cloth provided. All frames are made entirely of sturdy TR90 material, even if you wear them for a long time.cycling glasses are packaged in a very good material and can be hung around your waist, which is very practical. The lenses automatically change from clear to colored depending on the intensity of UV radiation, and from clear to colored on sunny days, so they remain suitable for eye protection. 【Colorful Photochromic Glasses】 The lens will change frome clear to colorful lens in response to the intensity of the ultraviolet, and the visual light transmission of the photochromic lens is from 85% to 15%. They are activated by UV-rays to darken when exposed to the sun, to protect your eyes from sunlight and glare. When the light darkens or you step inside, the lenses softly transition back to clear. This gentle transition process helps alleviate eye fatigue from rapid light changes. 【Adjustable Nose Pads】These MTB glasses are equipped with soft nose pads, and anti-slip, and they have 3-can be adjusted to fit most nose shapes. the cool frameless design at the bottom provides a clear lower field of vision, allowing you to fully enjoy any sport. 【TR90 FRAMES & Can Wear】TR90 is a new of professional sports plastic material, more lightweight, soft, tough, solid, and not easy to deform, it takes a long time to wear and will not feel the pressure. The myopic frame is to meet the cycling enthusiasts part of the existence of people with additional devices 【UV400 Protection & Breathable Design】These Polycarbonate lenses have UV400 Protection, which can effectively block harmful UVA & UVB rays and The left and right vents on the lens can improve ventilation, manage heat dissipation and reduce lens fogging, making movement smoother and clearer. 【Multifunctional Occasions】It is an ideal choice for biking, motorcycle, running, skiing, baseball, volleyball, tennis, driving, triathlon, fishing, racing, mountain tour, softball, mountain climbing, trekking, playing golf, hiking, boating, hunting, and other outdoor sports.