A lightweight touring boot constructed from a durable and abrasion resistant microfiber, the Ridge 2 Air incorporates strategically positioned perforation zones for optimized levels of comfort, performance and protection. The Ridge 2 Air features a main Velcro? closure system for a safe and personalized fit. CONSTRUCTION ? Upper constructed from a durable, technical synthetic textile and incorporates perforated microfiber/mesh front and rear accordion flex zones for high levels of performance and comfort. ? The Ankle and Toe Box lining are made in 3D mesh for more breathability. ? The Collar lining is made of textile in order to guarantee more comfort. ? New boot shaping provides long-lasting comfort and incorporates ergonomic toe box construction for greater compatibility with bike?s controls. ? Alpinestars? exclusive vulcanized compound rubber sole with unique side wrapping design, built to withstand the demands of life on the road. PROTECTION ? Ridge 2 Air Boot is CE certified to EN 13634:2010. ? Hot-melt reinforcement on shin plate for weight-saving and protection against impacts. ? High modulus TPU injected shift pad for shock protection and durability. ? Complete ankle protection: Dual density ankle protectors on medial and lateral sides are reinforced with poly-foam padding for protection and comfort. ? Internal toe box and heel counter protection is layered under the upper for durability, improved feel and performance. KEY FEATURES ? Dual closure system: adjustable Velcro? strap across the instep for a secure and personalized fit, plus Velcro? closure across lower shin. ? Closure pull-tabs are tipped with rubber compound to improve grip when fastening. ? Contoured, high modulus midsole follows shape of foot and incorporates a structured shank reinforcement. ? Removable anatomic foot-bed features EVA foam and textile for memory and comfort. ? Comfort padding envelopes ankle area for fit and comfort. ? Rear reflective insert for improved visibility.