{"product_id":"alpinestars-supertech-r-boots-us-9-eu-43-model-2220021-10-43","title":"Alpinestars Supertech R Boots, US 9 \/ EU 43, Model 2220021-10-43","description":"Supertech R Boots - Black - US 9 \/ EU 43\n\u003cp\u003eAlpinestars Supertech R Boots are designed for high-performance motorcycle riding with a focus on protection, flexibility, airflow, and precise fit. The advanced microfiber upper construction provides lightweight protection and flexibility, while the soft microfiber flex area supports natural forward and backward movement with improved abrasion resistance. Strategically positioned ventilation areas in the heel and shin, along with breathable lining in the ankle and leg areas, help promote airflow and comfort.\u003c\/p\u003e\u003cp\u003eProtection features include a contoured high-modulus shin plate, external ankle support based on Alpinestars Multi-Link Control system, and Achilles impact protection. The ankle system is designed to limit hyper-torsion, hyper-extension, and hyper-flexion. A wide heel counter with lateral ventilation incorporates a shock-absorbing padded insert and self-molding ankle reinforcement. Replaceable toe and heel sliders provide coverage and are positioned to help dissipate and absorb impact.\u003c\/p\u003e\u003cp\u003eThe boots feature large asymmetrical accordion zones, a stretchable accordion entry panel, an inner instep speed-lacing closure, and a lateral zipper for a close, secure fit and easier entry and removal. The Alpinestars Lace-Lock System provides quick and precise closure, while the micro-adjustable ratchet top closure secures the upper fit. An anatomical replaceable EVA footbed provides arch support and forefoot pedal feel. The durable rubber sole is evenly textured for consistent grip. This pair is sized US 9 \/ EU 43 and is identified by manufacturer part number 2220021-10-43 and vendor part number 2220021-10-43.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSoft microfiber front flex area supports natural movement and improved abrasion resistance\u003c\/li\u003e\n\u003cli\u003eAdvanced microfiber upper provides lightweight protection and flexibility\u003c\/li\u003e\n\u003cli\u003eThermoplastic polyurethane construction supports breathability and airflow\u003c\/li\u003e\n\u003cli\u003eAccordion microfiber Achilles panel enhances natural movement\u003c\/li\u003e\n\u003cli\u003eStrategically positioned heel and shin ventilation areas promote airflow\u003c\/li\u003e\n\u003cli\u003eContoured high-modulus shin plate provides impact and abrasion resistance\u003c\/li\u003e\n\u003cli\u003eMulti-Link Control ankle system helps limit hyper-torsion, hyper-extension, and hyper-flexion\u003c\/li\u003e\n\u003cli\u003eAchilles, ankle, heel, and toe protection supports coverage during riding\u003c\/li\u003e\n\u003cli\u003eDual-density TPU replaceable toe slider uses a screw-in assembly\u003c\/li\u003e\n\u003cli\u003eReplaceable heel slider and external side heel slider help dissipate and absorb shock\u003c\/li\u003e\n\u003cli\u003eAsymmetrical accordion zones maximize flexibility\u003c\/li\u003e\n\u003cli\u003eShock-absorbing open-cell foam lining supports comfort and breathability\u003c\/li\u003e\n\u003cli\u003eMicro-adjustable ratchet top closure provides a secure fit\u003c\/li\u003e\n\u003cli\u003eReplaceable contoured EVA footbed provides arch support and forefoot pedal feel\u003c\/li\u003e\n\u003cli\u003eDurable textured rubber sole provides consistent grip\u003c\/li\u003e\n\u003cli\u003eAlpinestars Lace-Lock System enables quick, precise, and secure closure\u003c\/li\u003e\n\u003cli\u003eInner instep speed lacing and lateral zipper support a precise fit\u003c\/li\u003e\n\u003cli\u003eHook-and-loop tab secures the zipper pull in a flat position\u003c\/li\u003e\n\u003cli\u003eSize: US 9 \/ EU 43\u003c\/li\u003e\n\u003cli\u003eManufacturer and vendor part number: 2220021-10-43\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ALPINESTARS","offers":[{"title":"Default Title","offer_id":68329502245099,"sku":"34010904","price":649.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/3882\/9547\/files\/2103268.png?v=1793510818","url":"https:\/\/ctracingservices.com\/products\/alpinestars-supertech-r-boots-us-9-eu-43-model-2220021-10-43","provider":"Cascade Tire \u0026 Racing Services","version":"1.0","type":"link"}