Construction uses a highly breathable, perforated microfiber with internal perforated padding
Highly ventilated perforated padding for optimized ventilation and airflow
TPU features is combined with ventilation zones and a new air flow system sole for breathability and superior ventilation
Two large inlet ports on front of boot with exhausts at back for optimized levels of airflow and heat exchange
3D Higher Spring insole creates an effective cooling system using air channels within the sole for optimal levels of ventilation, while also creating a cushioning effect for enhanced levels of comfort
Evolutionary new shin plate design with ventilation windows strategically positioned to allow more ventilation and a light weight without compromising the impact protection
Air vents on the PU lateral calf plus breathable mesh insert improve comfort and reduce fatigue on short and long rides
New performance double pivot motion control system features: a medial and lateral double pivot system for improved levels of flexibility and precision control, engineered bi-density front flexion control is strategically positioned over the mesh area, combined with a dual front blade system and shock absorber insert to offer mechanical progressive force release to dampen and absorb impact energies and a re-designed dual density TPU rear blade system is engineered to prevent hyper-extension while offering improved flex control and impact resistance
Completely re-designed sole with proprietary grip sculpturing to improve foot-peg performance, grip and mud and water run-off. Exclusive dual compound sole is seamlessly integrated to the multi-density foot base structure with built-in support. The sole offers superior durability, grip and feel while riding, and improved performance on the shifter
The central sole insert features a micro grip and side hooking grip design. It is easily replaceable and Alpinestars offers a full sole replacement and boot repair service
Perforated footbed for additional cooling
Inner boot has a mesh construction for optimal levels of airflow and light weight, with a technical perforated bottom for additional cooling