Technology: 4 In Form™ Sizes, Compatible with all After Market Giro Audio Systems
Sizing: S (52-55.5cm), M (55.5 - 59cm), L (59-62.5cm), XL (62.5-65cm
Padding: X-Static Anti Bacterial Padding
Ventilation: Stack Ventilation, 12 Super Cool Vents with Thermostat Control
Construction: In-Mold Construction
Innovative Stack Ventilation combines with the Thermostat Control vent system to sidperse excess heat for superior comfort in a variety of tituations and conditions. Add to that the best fit ever made, and the Seam becomes the perfect weapon for an all-mountain attack.