15% Elastane
Laser perforated venting adds sophisticated points of ventilation that don't detract from the durability or performance of the pants
and amplification of a 40-year obsession with creating the world’s best riding mountain bikes
Dimensions (mm): 100mm x 35mm (length/diameter)
For the ultimate combination of road speed and durability
Sirrus X 3.0 Electric 15% ElastaneOffering an unprecedented combination of comfort, efficiency, and nimble handling, the Sirrus X excels on pavement, dirt, and any terrain in between. SMOOTH; COMFORTABLE, AND EFFICIENT: Sirrus X provides the smoothest ride in its class. With bigger, confidence inspiring tires, a slightly more upright riding position, and a super intuitive one by drivetrain. RIDER FIRST ENGINEERED: Like all Specialized performance bikes, the geometry of each frame is