Sizing Guide Get the Right Fit
* Technical main upper construction featuring combined microfiber, durable synthetic leather panels on the heel and toe, breathable mesh inserts and TPU reinforcements for an extremely comfortable and hard-wearing boot.
* Ergonomic forefoot shaping design for better grip on the bike’s controls.
* Padding on tongue and collar provides high levels of comfort and fit around the ankle and instep.
* 3D mesh lining is strategically placed on the collar and top tongue area to provide high levels of breathability.
* Incorporates GORE-TEX® waterproof and extremely breathable performance membrane XCR® which is optimized for use in temperature extremes, on or off the bike.
* Flex insert on Achilles heel provides riding comfort and maneuverability.
* Secure, personalized and convenient closure fit thanks to lacing system and adjustable PU-tipped Velcro® strap across lower shin.
* Double density TPU ankle protector disks are layered under the upper for excellent protection against knocks.
* External TPU shift pad for durability and grip on bike’s controls.
* External TPR guards on the lateral and medial side help protect against abrasion and knocks.
* Internal toe box and heel counter are layered under the upper for more ergonomic design.
* Alpinestars exclusive rubber compound sole features performance sculpturing for excellent grip, flex and durability.
* Removable and replaceable EVA and Lycra® foot-bed is anatomically profiled for added comfort and support.
* Hi-Vis reflective panel on rear improves visibility of rider.