TR90 memory material (not ordinary PC) is highly impact- and heat-resistant. It flexes comfortably without pinching and stays snug with no wind leakage, even above 150 km/h.
Soft metal inside the temple tips bends up, down, left or right to match your head shape and the curve behind your ears for lasting stability and comfort.
Darkens to smoke under daytime UV to cut glare, then returns to bright yellow at night or in low light to boost contrast and brightness.
Darkens to smoke in daylight to block strong light, then returns to fully clear at night. Ideal for riders who prefer not to wear tinted lenses.