Alpinestars S-MX 4

Alpinestars S-MX 4

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Arlen Ness






Black-Cafe London




Alpinestars S-MX 4

The S-MX 4 boot provides a combination of high performance racing technology, combined with every-day street riding functionality and practicality. -- Newly developed, high technology micro-fiber gives the boot an exceptionally low weight, while retaining a highly durable and abrasion resistant outer skin. -- More streamlined profile and compact shape has improved the riding performance and styling as well improving overall fit and riding comfort. -- New, improved, lasting profile gives an accurate foot fit and greater comfort for all foot shapes. -- Injected TPU protectors shield the shin, calf, heel and toe from impact and abrasion. -- Subtle air vents in the shin, calf, heel and forefoot are covered with a specifically designed mesh to provide a high level of breathability and comfort. -- New, enlarged, flex bellow areas improve forward and rear movement for the Achilles and In-step. -- New, re-profiled, upper panel shapes improve shape retention and natural flex. -- Quick drying polyester lining is laminated with open cell foam and high density contoured padding for shock absorption in the foot area. -- An extra wide Velcro® flap, in unison with an innovative offset rear opening/closure system works with an elastic mounted zipper to give a precise, comfortable fit. -- Anatomical and removable footbed is vented to keep the rider’s foot cool and comfortable. -- Interchangeable, bi-injected TPU toe slider with snap-in assembly. -- Alpinestars exclusive rubber compound race sole provides a precise feel and improved grip both on and off the bike. -- Exclusive sole features a structured shank re-enforcement for added support and protection of the foot arch. -- The S-MX 4 Waterproof boot features Alpinestars exclusive waterproof and breathable membrane to ensure 100% wet weather performance and comfort (available in black and red). -- The S-MX4 boot is certified.

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