Alpinestars Smx-6 V3 Racing Boots 2223025-1406-37

Packed with a host of innovative safety and protective features, the SMX-6 v3 Boots are the ultimate track and street performance riding boots packed with race-derived technology and protective materials designed to give riders a crucial performance edge on the track or street.With its newly designed upper, the SMX-6 v3 has been precision-engineered to closely conform to the anatomical contours of the foot, offering optimal flexibility and improved walking comfort. Every component on the SMX-6 v3 Boots has been carefully designed with rider performance in mind, including the protection innovations, improved ergonomics, and comfort features.Key Features:- Advanced microfiber upper construction for lightweight, high-performance protection against abrasion and superb levels of flexibility.- New front flex and back flexion zones are constructed with textile over-injected on 3D mesh, with a soft TPU for enhanced impact abrasion while also promoting a natural forwards and backwards movement.- An evolution of Alpinestars unique ankle brace protection system provides a bio-mechanical support and protection between the lateral top calf, the shin and ankle, for superior ankle articulation, as well as providing Achilles and ankle impact protection.- Alpinestars Lace-Lock System is constructed from an advanced polymer resin for a guaranteed quick, precise and secure closure.Construction:- Main upper material is constructed from microfiber to provide durability, high levels of abrasion resistance, and flexibility.- Ergonomic last for forefoot streamlining to enable greater control and improved precision on the motorbike's controls.- New ergonomic elastic gaiter in front provides a precise fit in any condition.- New front flex and back flex design combines textile and over-injected, soft TPU areas, offering improved impact abrasion and optimal, natural front and back movement of the foot.- Medial side entry opening/closure system features elastic-mounted zipper with wide hook and loop closure.- Streamlined contact surface with the motorbike for greater control and rider comfort.- New pull flap with dedicated design for increasing pensility and facilitating the hook and loop closure.- New, dual compound removable anatomic footbed made in EVA with Lycra on top.- Internal insole with integrated shank reinforcement for support to the arch area and foot protection.- Internal toe box protection is layered under the upper for durability, improved feel, and overall performance.- Sole is constructed from a lightweight rubber compound offering excellent grip on the pedal box.Protection:- TPU lateral ankle brace protection provides a biomechanical support and protection between lateral top calf/shin and ankle.- Equipped with a new TPU shifter zone for superior protection on the lower medial side.- A new strategically positioned, race-derived TPU shin plate protector delivers superior impact and abrasion resistance while offering a more compact design, so the boot fits