Alpinestars SMX S Boots - 2018
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Overview & specifications
- Durable microfiber upper for comfort and fit and incorporating a host of advanced protective features, inside and out, the SMX-S Boot features an ergonomic forefoot shaping, a breathable lining and Alpinestars’ exclusive rubber compound sole for optimized levels of support and performance
- Durable, high-tech micro-fiber upper construction offering a high level of flexibility
- Double injected Polyurethane (PU) shields the shin, ankle, calf, toe and heel from impact while minimizing abrasion
- Inner protection is given by a double injected panel connected to the heel counter, hidden beneath the outer shell and running up the outer ankle
- Quick drying polyamide lining is laminated with open cell foam and high density contoured padding to absorb shocks to the foot area
- Exclusive compound rubber sole features structured shank reinforcement for added support to the arch area
- Interchangeable bi-injected PU toe slider with snap-in assembly
- Innovative air vents at the ankle, heel and forefoot are covered with a specially designed mesh to provide unmatched levels of rider comfort
- Large ‘throat’ profile instep and Achilles flex bellows for superior flex and comfort
- MTP mesh liner and anatomical, removable, PU Foam foot bed keeps the foot cool and comfortable
- Innovative inner (medial) side entry opening/closure system that features an elastic mounted zipper with an extra wide Velcro® flap, to give a precise, comfortable fit and wide opening aperture for ease of access
- Highly ergonomic last for ultra precise fit
Size & fit
Wear your usual riding socks and measure both feet from heel to longest toe while standing. Use the longer foot measurement and check the product’s own EU, UK or US size options. Let us know if you need extra width or calf room.
Use a flexible measuring tape. Keep measurements in one unit: centimetres or inches (1 inch = 2.54 cm). Enter the unit selected in the custom-size form.
View all sizing guidance →Delivery & returns
Delivery availability and shipping charges are shown at checkout. Please review our shipping policy for preparation and delivery information.
Please review our returns policy before ordering. Contact our team for help with sizing, custom orders or an existing purchase.
Questions & support
How do I choose the right size?
Measure first, then check the size options for this product. If you are between sizes or wear additional layers, contact us with your measurements before ordering.