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Giro Aries Spherical

Lighter, cooler, sleeker, plus all the added protection of Spherical Technology powered by Mips® and our new DryCore™ sweat management system: the Aries Spherical is like nothing before.
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Its sleeker form and lighter weight (only 270 grams in size medium, CE certification), deliver sensational comfort and cooling power. Brow pad manages sweat and combines with a network of intricately engineered deep internal channeling to elevate comfort. From the proven reliability and adjustability of the Roc Loc, our ball-and-socket design powered by Mips, adds protection by redirecting energy away from the brain in certain impacts, and Progressive Layering with dual densities of Nanobead EPS foam adds more comprehensive energy management. 24 Wind Tunnel vents are maximized by the AURA II Reinforcement Arch, while a plush DryCore 5+ Air fit system, to full lower hardbody coverage to enhance durability, to the meticulous production quality, the Aries is state-of-the-art performance, protection, and style.


  • Complies with the US CPSC Safety Standard for Bicycle Helmet for Persons Age 5 and Older
  • In-mold construction: Nanobead EPS foam: Full lower hardbody coverage
  • Roc Loc 5+ Air
  • AURA II reinforcement arch: Ionic+ anti-microbial padding: DryCore sweat management system: Eyewear docking ports
  • Spherical Technology powered by Mips
  • Ionic+antimicrobial padding
  • 275g (size Medium CPSC)
  • 24 vents and Deep Internal Channeling
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