Alpinestars SP-X BOA Boots
Alpinestars SP-X BOA Boots
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The SP-X BOA Boots are a sleek sport boot designed to fit under tech riding pants and provide superior walking capability. Optimized for the sport and sport touring rider, the SP-X BOA Boots are compact, mid-height boots with premium levels of protection and comfort on and off the bike. The upper is constructed from a combination of advanced microfiber, ultra-soft Rideknit® material and knitted mesh, plus seamless thermo-welded parts. The lower features a TPU heel counter, toe slider, and the Alpinestars TPF Transversal Protection Frame on the sole, allowing for high levels of protection against impacts and any bending or twisting. Additionally, the sole also features an all-new design with an asymmetric back heel to facilitate the rider’s natural stride and promote off-bike stability.
Construction
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Advanced microfiber and ultra-soft Rideknit® calf.
- Exclusive new Alpinestars’ rubber sole.
Key features
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TPU heel counter, shift pad, toe slider, and Rotor protection.
- Dedicated side BOA speed closure system engineered for optimal closure and personalized fit.
- Front bellow made in Lycra co-injected with soft TPU for enhanced comfort and durability.
- Dual heel cushion pads.
- Integrated PU heel midsole.
- TPU protective parts.
- Removable anatomic EVA footbed with Lycra lining.
- Engineered profile for comfort.
- Walking roll and asymmetric heel shape for walking stability.
- Footrest heel shape and engineered grip.
- Integrated shin guard.
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