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> Bicycling > Helmets > Adults

Adults

103 Results
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Giro Xen
Product Rating
 
0.0 stars
 (0 Reviews)

The world of all-mountain riding demands unwavering focus, so you can't be distracted by a helmet that doesn't fit right or moves around on the roughest trails. Giro's Xen, with its Wind Tunnel ventilation, feathery weight and secure Roc Loc 4 retention system, is perfect for every trail and every… [more]

Bontrager Solstice
$39.99
Product Rating
 
5.0 stars
 (2 Reviews)

Bontrager's Solstice offers the protection you need and the comfort you demand in a lightweight, stylish package. It features tough, in-mold construction for safety and durability and a bunch of large vents for cooling ventilation. Bontrager's Micro-Manager II fit system gives you an amazing fit… [more]

Bontrager Starvos
$69.99
Product Rating
 
4.0 stars
 (5 Reviews)

Comfort. Fit. Style. Those three words sum up Bontrager's Starvos perfectly, and yet, somehow only tell part of the story. Of course safety is the number one priority, so the Starvos uses an In-Mold composite skeleton. This not only provides excellent protection, but it also allows for huge,… [more]

Bontrager Specter Helmet
$139.99
Product Rating
 
5.0 stars
 (2 Reviews)

Bontrager's Specter is a pro-level helmet, perfect for those who love a sleek, aggressive lid that offers the ultimate in comfort. Bontrager loads the Specter up with a huge front center vent to maximize airflow along with plenty of additional vents and internal channels to keep the breeze flowing.… [more]

Bontrager Velocis Helmet
$149.99 - $249.99
$199.99 - $249.99
Product Rating
 
5.0 stars
 (1 Review)

The Velocis is Bontrager's pro-level race helmet that combines safety, fit and comfort in an amazingly light package. The in-mold composite exoskeleton increases structural integrity and actually allows for more and bigger vents. Fit and comfort are one in the same, to that end, you've got the… [more]

Giro Atmos

You'll see this high-tech lid on cycling greats in the Grand Tours, on local group rides and everywhere in-between. Giro crafts the Atmos with a whopping 26 vents and Wind Tunnel technology to pull cool air in and blow hot air out, a vital function for racing's extreme efforts. Then they make this… [more]

Giro atmos

From the top of the podium of the Tour de France, straight to your head comes Giro's Ionos. Built to the exacting demands of ProTour riders, the Ionos offers premium cooling, chic style and maximum protection. Giro's 21 massive Wind Tunnel vents keep you cool and dry, while the In-mold Composite… [more]

Giro Atmos

You'll see this high-tech lid on cycling greats in the Grand Tours, on local group rides and everywhere in-between. Giro crafts the Atmos with a whopping 26 vents and Wind Tunnel technology to pull cool air in and blow hot air out, a vital function for racing's extreme efforts. Then they make this… [more]

Giro Remedy

For those pushing the envelope of downhill and freeride possibilities, Giro offers the perfect Remedy. The fiberglass shell provides the protection you need, and its 14 vents channel air for ventilation when the temperature, vertical, or speed increases. Plus, the 3-position, adjustable bolt-on… [more]

Giro Savant

Giro's Savant is the perfect choice for all your rides. It feature's Giro's In-mold polycarbonate shell for lightness and durability. And it has 25 vents with Giro's Wind Tunnel technology to pull air through the helmet to keep you comfortable. You'll also love the Giro Roc Loc 5 retention system… [more]

Bontrager Circuit WSD

Bontrager's Circuit WSD is a lightweight road helmet that features 21 vents for maximum airflow. It features their one-hand-adjustable Zip-Tite fit system, plus it has an in-molded strap retention system with LockDown strap adjusters for a superb fit and top-notch safety. The premium fit pads not… [more]

Bontrager Oracle

Bontrager's Oracle is a pro-level helmet, perfect for those who love a sleek, aggressive helmet with the ultimate in ventilation. The helmet was designed to give you ventilation that you can actually feel at all speeds and also to make the helmet aero, especially in crosswinds. An In-mold carbon… [more]

Bontrager Quantum

Whether your rides are short and sweet or epic adventures, Bontrager's Quantum has got you covered. It features in-molded construction with internal reinforcements for top-notch safety. And you'll love the all the ventilation, even at low speeds. It comes in four different sizes, and when you… [more]

Bontrager Quantum Women's Bike Helmet

The incredibly easy-to use Quantum Women's bike helmet is your go-to lid no matter what type of riding you like to do thanks to great ventilation, excellent coverage, and Bontrager's signature comfort. - In-mold composite skeleton increases helmet integrity and larger vent variations -… [more]

Bontrager Solstice

Bontrager's Solstice offers the protection you need and the comfort you demand in a lightweight, stylish package. It features tough, in-molded construction for safety and durability and a bunch of large vents for cooling ventilation. Bontrager's Universal system gives you an amazing… [more]

Bontrager Solstice WSD
$39.99

Bontrager's Solstice WSD offers the protection you need and the comfort you demand in a lightweight, stylish package. It features tough, in-mold construction for safety and durability and a bunch of large vents for cooling ventilation. Bontrager's Universal system gives you an amazing… [more]

Bontrager Starvos - Women's
$69.99

Comfort. Fit. Style. Those three words sum up Bontrager's Starvos perfectly, and yet, somehow only tell part of the story. Of course safety is the number 1 priority,so the Starvos uses an In-Mold composite skeleton. This not only provides excellent protection, but it also allows for huge,… [more]

Bell Faction

If you log more air time than a jet pilot, the Faction is the only way to fly. Perfect for riding and skating, this stylish and super-safe lid offers deep coverage, good looks and top comfort. It boasts 12 vents to cool the hottest engines and a wonderful fit so it stays put to protect you. Plus… [more]

Bell Triton

Bell's Triton is made for those with larger than average heads. It features Bell's Fusion In-Mold construction for excellent safety and durability, and Bell's ErgoDial fit system and Cam-Lock strap adjusters for a fine fit and feel. Plus, you get 17 large vents and a snap-on visor for excellent… [more]

Bontrager Specter Helmet
$69.99
$139.99
Product Rating
 
5.0 stars
 (2 Reviews)

Bontrager's Specter is a pro-level helmet, perfect for those who love a sleek, aggressive lid that offers the ultimate in comfort. Bontrager loads the Specter up with a huge front center vent to maximize airflow along with plenty of additional vents and internal channels to keep the breeze flowing.… [more]

Giro Savant
$100.00
Product Rating
 
3.0 stars
 (1 Review)

Giro's Savant is the perfect choice for all your rides. It feature's Giro's In-mold polycarbonate shell for lightness and durability. And it has 25 vents with Giro's Wind Tunnel technology to pull air through the helmet to keep you comfortable. You'll also love the Giro Roc Loc 5 retention system… [more]

Nutcase Bay Blue Matte
$69.95

Bay Blue, Bay Blue, where are you, Bay Blue? D'oh! Don't you love forgetting your helmet is safely resting on your head? With Nutcase's cutting-edge comfort, protection, and style, you'll never want to leave home without it. You'll also love the adjustable dial fitting system, soft straps, and… [more]

Nutcase Blackish
$69.95

Nutcase’s Blackish helmet offers cutting-edge comfort, style, and protection with its injection-molded ABS-plastic outer shell, expanded-polystyrene inner, and its multitude of vents that ensure ample airflow. You'll also love the adjustable dial fitting system, soft straps, and magnetic buckle,… [more]

Nutcase Fly Boy
$69.95

Nutcase’s Fly Boy helmet offers cutting-edge comfort, style, and protection with its injection-molded ABS-plastic outer shell, expanded-polystyrene inner, and its multitude of vents that ensure ample airflow. You'll also love the adjustable dial fitting system, soft straps, and magnetic buckle,… [more]

Nutcase Fuchsia Matte
$69.95

Colorfully coordinate your commute to yoga with Fuchsia Matte! Thanks to Nutcase's cutting-edge comfort, protection, and style, you'll never want to leave home without it. You'll also love the adjustable dial fitting system, soft straps, and easy-to-snap magnetic buckle, giving you a snug,… [more]

Nutcase Metroride
$79.95

For morning commutes across town, or weekend cruises around town, Nutcase's Metroride boasts urban style and all-day comfort. The light, low-profile shell is sleek and chic, with Nutcase's trademark fun colors, an integrated visor, and generous venting to let the breeze blow through your hair. The… [more]

Nutcase Metroride MIPS
$109.95

For morning commutes across town, or weekend cruises to a snazzy dinner date, Nutcase's Metroride MIPS boasts urban style, all-day comfort, plus patented MIPS brain protection! The light, low-profile shell is sleek and chic, with Nutcase's trademark fun colors, an integrated visor, and generous… [more]

Nutcase Mini Dots
$69.95

Nutcase’s Mini Dots helmet offers cutting-edge comfort, style, and protection with its injection-molded ABS-plastic outer shell, expanded-polystyrene inner, and its multitude of vents that ensure ample airflow. You'll also love the adjustable dial fitting system, soft straps, and magnetic buckle,… [more]

Nutcase Street
$69.95

The third generation of the Nutcase Street Sport helmet is certified safe for both bicycling and skating. They've taken the best features of their original line of helmets and used them to enhance the design and function throughout: great designs that let you express your unique personality, a… [more]

Nutcase The Zone
$49.95

For skate sessions in the bowls, afternoon jump jams at the bike park, or just cruising to school or work, the Zone helmet has all the quality features you'd expect from Nutcase at a price you'll love. The comfortable and conforming FlexForm EPS liner flexes to the shape of the head for a fast,… [more]

103 Results
Per Page 30 60
1 2 3 4 Next
 
Chain Reaction Bicycles is your local bicycle shop for the San Francisco Bay Area! Unlike some other shops, we are dedicated 100% to serving the needs of local cyclists; our offerings are exclusively available for in-store pickup. You will find us at 1451 El Camino Real, Redwood City CA, 94063. 650 366 7130. Our Los Altos location closed on September 24th, 2017; we have consolidated all operations within our Redwood City flagship store.  Our hours and directions may be found here. We look forward to taking care of all of your cycling needs, including service! Mike & Steve Jacoubowsky, Partners, Chain Reaction Bicycles. Serving you since 1980!