Giro Cycling Gear from $80 to $109, from Amazon.com

The E2 packs incredible cooling power and top-of-class features into a rugged, compact design made specifically for mountain biking. Whether you're attacking the singletrack or cruising through the... more

The E2 packs incredible cooling power and top-of-class features into a rugged, compact design made specifically for mountain biking. Whether you're attacking the singletrack or cruising through the great wide open, it's a proven winner. Weight: 10.5oz / 295g. Sizes: Super Fit: Small: 51-55cm / 20-21.75in. Medium: 55-59cm / 21.75-23.25in. Large: 59-63cm / 23.25-24.75in. less

Wind Tunnel ventilation and 19 enormous vents with internal channels create more venting than the typical helmet. In-Mold technology with internal Roll Cage reinforcement adds durability and impact... more

Wind Tunnel ventilation and 19 enormous vents with internal channels create more venting than the typical helmet. In-Mold technology with internal Roll Cage reinforcement adds durability and impact resistance. P.O.V. adjustable and removable visor protects your eyes from the rain and sun. Roc Loc 4 retention system ensures a perfect fit. less

Wind Tunnel ventilation with 19 enormous vents and internal channels thrust cool, fresh air over and around your head while forcing heat and stale air out. In-Mold technology with internal Roll Cag... more

Wind Tunnel ventilation with 19 enormous vents and internal channels thrust cool, fresh air over and around your head while forcing heat and stale air out. In-Mold technology with internal Roll Cage reinforcement adds strength, durability and impact resistance for those less than perfect moments. P.O.V. adjustable and removable visor protects your eyes from the rain and sun. Roc Loc 4 retention system offers a customized and secure fit for all your road adventures. less

27 Wind Tunnel vents manage the airflow over your helmet while keeping your head well ventilated. In-Mold construction with internal reinforcement adds lightweight durability and resilience for the... more

27 Wind Tunnel vents manage the airflow over your helmet while keeping your head well ventilated. In-Mold construction with internal reinforcement adds lightweight durability and resilience for the worst case scenario. P.O.V. adjustable and removable visor protects your eyes from the sun and rain. Roc Loc 4 fit system provides a comfortable, customized fit over any terrain. less

Cross-country riders, racers, and cyclo-crossers love the aggressive look and airy feel of the Giro E2 Helmet. Giro took the razor-sharp design of their competition road helmets and converted it to... more

Cross-country riders, racers, and cyclo-crossers love the aggressive look and airy feel of the Giro E2 Helmet. Giro took the razor-sharp design of their competition road helmets and converted it to match the dark, dirty side where we like to play. MTB-specific features include an adjustable P.O.V. visor for glare reduction, and enhanced rear coverage for off-road crashes. less

This Moto-inspired helmet is constructed with a fiberglass shell and an E.V.A. lined chinbar to give you ultimate protection and a lightweight, comfortable experience. 14 vents with internal channe... more

This Moto-inspired helmet is constructed with a fiberglass shell and an E.V.A. lined chinbar to give you ultimate protection and a lightweight, comfortable experience. 14 vents with internal channeling and covered rear vent offer cooling ventilation for your entire head. Inner liner gives you a super-snug fit. When your ride is over, you can remove the inner liner and wash it, so it"s clean for your next endeavor. Adjustable, 3-position, bolt-on visor protects your eyes from sun, rain and any... less

17 Wind Tunnel vents with internal channels thrust cool, fresh air over and around your head while forcing heat and stale air out " so it won"t cook your noggin" like most skate helmets. In-Mold Ha... more

17 Wind Tunnel vents with internal channels thrust cool, fresh air over and around your head while forcing heat and stale air out " so it won"t cook your noggin" like most skate helmets. In-Mold Hardbody construction with internal reinforcement will withstand any hard hits to the head. P.O.V. adjustable and removable visor protects your eyes from the sun, rain and other debris when you"re showing off the latest tricks. Roc Loc 4 retention system gives you a customized and comfortable fit. less

In-Mold construction offers lightweight and nearly indestructible performance. Razor sharp aerodynamics and competition-pro­ven design deliver serious speed. Five Wind Tunnel vents with internal cha... more

In-Mold construction offers lightweight and nearly indestructible performance. Razor sharp aerodynamics and competition-pro­ven design deliver serious speed. Five Wind Tunnel vents with internal channels thrust cool, fresh air over and around your head while forcing heat and stale air out. Roc Loc 4 retention system provides the customized and secure fit you need when your eye is on the finish line. less

The Giro Stylus gives you serious performance with a relaxed attitude. The Stylus offers great ventilation with 26 wide vents, a compact shape and and enhanced fit provided by the Acu Dial 2 retent... more

The Giro Stylus gives you serious performance with a relaxed attitude. The Stylus offers great ventilation with 26 wide vents, a compact shape and and enhanced fit provided by the Acu Dial 2 retention system. This is the perfect choice for a rider looking for the classic road style at an affordable price point. Colors: Blue/Pewter, Red/Titanium, Black/Titanium Sizes: S (20"-21.75­"/ 51-55cm) M (21.75"-23­.25"/55-59­cm) L (23.25"-24­.75"/59-63­cm) less