Note:

1. Color change time: Winter-1 minute, Summer-40 seconds.

2. Speed depends on sunlight and UV intensity!

3. The rate of discoloration is related to the intensity of ultraviolet light and temperature. (If the UV intensity and temperature are low, the speed of discoloration will become slower).

Features:

1. Premium Durable Frame:

   Adopting the PC material which is extremely tough, scratch resistant, durable and unbreakable, anti-slip ventilation design on frame for extra grip and breathable, provide the ultimate in performance and all-day comfort.

2. Soft Adjustable Nose Pad:

   Made of imported TPE harmless rubber, can be adjusted for a custom fit for any face shape and give you the best wearing feeling.

3. Lightweight and Convenient:

   Lightweight design is perfect for cycling, bicycle, biking, motorcycling, driving, running, climbing, skiing, trekking, racing, walking, riding, traveling, hiking, golf, baseball or other outdoor activities, and comes with hard glasses case for convenient carrying and great protection.

4. Humanized Detachable Inner Myopia Frame:

   Specially designed for myopic sports enthusiasts, smooth surface makes you feel comfortable and make the scenery more clearer, letting you totally enjoy in any sports.

Package Include:

1 * Photochromic Cycling Glasses 

1 * Eyeglasses Rope

1 * Glasses Bag

1 * Glasses Cleaning Cloth

1 * Glasses Case

1 * Myopia Frame