As the temps begin to warm & cycling season opens up, Specialized has the headgear. The S-Works Prevail II Vent helmet offers the ultimate in air-flow and lightweight performance. And that’s not hot air. They claim this design is, “the coolest helmet we’ve ever made.” By the removal of foam “bridges” from the center and sides , air is more effectively channeled—a 20% increase in efficiency that will keep you cooler over the long haul.
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