{"product_id":"alpinestars-supertech-r-vented-motorcycle-boots","title":"Alpinestars Supertech-R Vented Motorcycle Riding Boots","description":"\u003cp\u003eEngineered for road \u0026amp; track riders, the Supertech R Vented Boots are Alpinestars motorcycle boots that deliver track‑ready protection and maximum airflow for summer sport riding. CE EN13634:2017 certified, they feature a separate biomechanical inner bootie, redesigned TPU shin and heel protection, and co‑injected TPU\/aluminum replaceable toe sliders, with laser‑perforated microfiber uppers. Improved flex zones and a grippy rubber sole enhance bike feel, control, and comfort.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSole constructed using a lightweight rubber compound for excellent grip on the pegs\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSeparate, internally updated bio-mechanical inner bootie made by 3D mesh material for greater structure, thus improving rider comfort\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSynthetic microfiber panel on medial side for enhanced abrasion resistance and improved feeling when in contact with the bike\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eThermoplastic Polyurethane (TPU) shifter for increased protection on lower medial side\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eInner bootie is equipped with a new external toe area with a soft TPU reinforcement for superior impact protection and additional ankle padding for greater protection and stability during natural movement of the foot\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eReplaceable co-injected TPU\/aluminum toe slider with an easy screw system that protects the toe area against abrasion resistance\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eReplaceable heel plate slider design offers increased sliding performance and protection in the case of crash\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eTPU shin plate has been redesigned for greater impact absorption performance, thus improving abrasion resistance in a key area\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eReplaceable shin slider for additional abrasion resistance\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eTPU stretch panel design with zip for an easier entry and exit and a closer, more optimized fit\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eHook and loop closure secures the puller zip remains in position\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMicro adjustable ratchet closure on top of boot for an optimized fit\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMain upper material constructed using microfiber with a dedicated laser perforation zone for optimum breathability and abrasion resistance, while also delivering high levels of flexibility\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eFront flex area for improved impact abrasion while also ensuring the natural front and back\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eFront flex area increases ventilation and airflow for additional breathability\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eRedesigned rear bellow in stretch microfiber for improved natural front and back movement\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eRedesigned top gaiter in microfiber material with TPU over injection for enhanced prehensility\u003c\/li\u003e\n\u003cli\u003eAccording to European statutory law the CE mark is a conformity requirement for the marketing of this product. The following standards apply: CE EN13634:2017\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0908\/3364\/9983\/files\/2022_NEW_SIZE_CHART_PERFORMANCE_RIDING_SUPERTECH_R_-_SMX_PLUS_v2.jpg?v=1793018560\" width=\"1000\" alt=\"Alpinestars Supertech-R Motorcycle Riding Boots Size Chart\"\u003e\u003c\/p\u003e","brand":"Alpinestars","offers":[{"title":"Black \/ 39","offer_id":49860776821055,"sku":"3401-0746","price":649.95,"currency_code":"USD","in_stock":true},{"title":"Black \/ 40","offer_id":49860776853823,"sku":"3401-0747","price":649.95,"currency_code":"USD","in_stock":false},{"title":"Black \/ 41","offer_id":49860776886591,"sku":"3401-0748","price":649.95,"currency_code":"USD","in_stock":false},{"title":"Black \/ 42","offer_id":49860776919359,"sku":"3401-0749","price":649.95,"currency_code":"USD","in_stock":true},{"title":"Black \/ 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