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The Giro Aries Spherical took the top prize as the best-ventilated helmet that we tested, employing many of the tricks of the trade: generous vents, internal channeling, raised-up lateral reinforcements, and a Mips system integrated into the helmet body rather than on the interior face of the helmet
It has an exterior zippered pocket for those items you need to access quickly, and small inside sleeves for a phone, cards, pens, chapstick, and more
Made of high quality HVF carbon and equipped with x45 mounting technology, the blank is light and responsive
