The Rockbros photochromic cycling glasses 10141 ensure full comfort during physical activities such as cycling and running. The photochromic lenses of the Rockbros glasses adapt to light intensity and temperature, effectively protecting your eyes from UV rays, sunlight, and blue light. The set includes prescription glasses frames that can be used simultaneously with model 10141, accessories for convenient storage of the product, and an elastic band that can be attached to the glasses. Ideal for sports enthusiasts, Rockbros glasses are perfect for active individuals who frequently cycle and run. The photochromic lenses provide effective UV-400 protection and change tint according to light intensity and temperature. By using them, you effectively care for your eye health and enhance comfort during your favorite sport.