Whether you are a fan of long alpine climbs or technical forest trails, the Giro Syntax is made for you. This bicycle helmet from the brand Giro features slightly deeper coverage and a slim design to keep you comfortable, whether you are riding on urban roads or mountain trails. Highly ventilated, the Giro Syntax will keep your head cool when temperatures rise for your utmost comfort. Material: polycarbonate In Mold Construction: four-piece polycarbonate interlocking hard shell for full rigid wrapping. Coolfit: anti-bacterial padding Ventilation type: wind tunnel vents with internal channeling system Number of vents: 25 openings Weight: 260 g Giro Syntax - Bicycle helmet