Rockbros Sports Sunglasses, Photochromic Sunglasses, Road Bike, Cycling Goggles, Transparent, Color-Changing Sunglasses with UV400 Protection, for

[Photochromic function] Photochromic lenses change color depending on the intensity of UV rays in sunlight. The lens color darkens with exposure to UV rays. Therefore, even on cloudy days, the color will darken if there is a lot of UV rays. They can be used both indoors and outdoors, so there is no need to remove them every time. Recommended for protecting your eyes on sunny days or at the beach. [Wide Field of View] Single lens type lenses offer a wide field of view and a wide range of eye protection. Enjoy a wide field of view while protecting your eyes from external damage. [Ultra-Lightweight & Comfortable Fit] Introducing the half-frame sunglasses. This model is lighter and more stylish. Weighing approximately 24g! The ear loops feature perforated design for maximum weight reduction. Furthermore, the ergonomic design ensures maximum comfort. The adjustable nose eliminates any tightness and is designed to fit the Japanese face perfectly. [Prescription Lens Compatible] Myopia glasses frames can be attached inside the glasses, making them suitable for people with myopia. The frameless design around the periphery of the lenses reduces obstruction to the field of view compared to full-frame glasses. [Applicability & Package] These sunglasses are suitable for road and mountain biking, as well as for outdoor activities such as motorcycle riding, hiking, and fishing. The set includes the sunglasses themselves, a hard case, a lens cleaner certificate, an inner frame for prescription lenses, and a soft case. These simple and elegant sunglasses are perfect for yourself or as a gift, perfect for birthdays, Christmas, Valentine's Day, Father's Day, Thanksgiving, anniversaries, and more.