ROCK BROS Bike Helmet Road Bicycle Helmet for Men Women Certified Adult Bike Helmets with 2 Interchangeable Covers Blue Black Blueblack

ROCK BROS Bike Helmet Road Bicycle Helmet for Men Women Lightweight Certified Adult Bike Helmets with 2 Interchangeable Covers Brand: ROCK BROS Material: PC + EPS Foam Net Weight: 251g? 0.55lb ), Pneumatic Cover: 302g ( 0.66lb ), Grid Cover: 282g ( 0.62lb ) Package Size: 10.9 * 5.7 * 8.8 inches ( 27.8 * 14.6 * 22.4cm ) Color: Red Black, Ti, Black Head Circumference: 22.5 to 24.5 inches (57-62cm) Key Features: HIGH QUALITY & SAFETY: High quality PC material & multi-density EPS foam and integral moulding technology, integrated edge-wrapping design help the bike helmet a well performance. Complies with CE.EN1078 safety standards, enjoy your riding life REMOVABLE COVERS: 2 extra interchangeable covers for this road bike helmet.You can choose the different covers according to the changeable cycling environment: Pneumatic Cover would more suit for a windy and rainy winter day, Keep your head warm and dry. Grid Cover can be used for a summer night, Protect your head from bugs. Also, you can use the helmet without cover on a hot summer day, that would be cool VENTILATION & LIGHTWEIGHT: Unique aerodynamic design for this mens bike helmet, 26 breathable vents will reduce air resistance,save your energy. Improve permeability and reduce sweating. 0.55lb lightweight helmet will not bring more pressure to the head while riding COMFORTABLE & HUMANIZATION: ROCKBROS focus on more details: upgrade U shape chinstrap, more friendly to your cheek (Reduce friction). Better performance than V shape. Detachable inside Liner and Chin pad can be cleaning easily and no smell ADJUSTABLE SIZE: Suitable for the standard adult head size. Circumference from 22.5 to 24.5 inches (57-62cm), adjustable dial on the end of the helmet providing a wider adjustment range. Both men and women would get a comfortable wearing experience