Experience instant adaptation to changing light with RockBros Photochromic Cycling Glasses UV400 Eyewear.
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You get UV400 protection with photochromic lenses that automatically darken or lighten to suit sun and shade.
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You enjoy a full-frame design for a wide, unobstructed field of view on every ride.
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You wear an ultra-light TR-90 frame with soft ear protection and an adjustable nose pad for a secure, comfortable fit.
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You can have it built into a myopia frame to suit your prescription, with size about 13.5 x 12.5 cm and weight about 30 g.
