ROCKBROS Bike Photochromatic glasses
Attributes lenses: Photochromatic
Color: Black Red,White Red, Green Blue,Blue,Green
Weight: About 30g/pair(Glasses)
Lens Material: Polycarbonate
Material frame: Polycarbonate Frame
Color change time:winter- 1 minute, summer-40 seconds. Speed depends on sunlight and UV intensity!
The rate of discoloration is related to the intensity of ultraviolet light and the temperature.
(if UV intensity and temperature is low, The speed of discoloration will become slower).
There are frames for fixing ordinary lenses
Protection cyclist eyes from UV-400 UV (100% of UV protection)
Non-slip nose pads is adjustable.
Purpose: cycling, skiing, sledding children, fishing ,runing ,and all outdoor sports
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