A full motorcycle-style visor might be overkill for cyclists, but built-in sun protection could certainly prove useful. Dux Helm is a Vancouver-based start-up that hit the scene earlier this year. Its first product is a little something it calls the "world's first bike helmet with retractable lens." While we know better than to accept those types of proclamations without reservation, we can say with confidence that the average bike helmet offers little more in the way of sun protection than a tiny, ineffective brim – if that. It certainly doesn't have a pair of retractable, removable and replaceable sunglasses.
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