{"product_id":"alpinestars-smx-1-r-v2-riding-boots-black-us-5-eu-38-part-number-2224521-10-38","title":"Alpinestars SMX-1 R V2 Riding Boots, Black, US 5 \/ EU 38, Part Number 2224521-10-38","description":"SMX-1 R v2 Boots - Black - US 5 \/ EU 38\n\u003cp\u003eThe Alpinestars SMX-1 R V2 Riding Boots are low-cut performance motorcycle boots designed for riders who want dependable protection, precise control, and everyday comfort on and off the bike. This black US 5 \/ EU 38 model features a lightweight, abrasion-resistant microfiber upper reinforced with strategically positioned thermoplastic polyurethane (TPU) protectors. The ergonomic shape streamlines the forefoot while accommodating a wide range of foot profiles, making the boots suitable for street riding, commuting, and sport-oriented use.\u003c\/p\u003e\u003cp\u003eFitment: Designed for motorcycle riders seeking a secure, flexible boot with protection around the ankle, heel, toe, and shift areas. The evolved angled closure strap follows the natural shape of the instep, while the front hook-and-loop closure provides a quick, secure fit and allows natural flex. Aramidic fiber wires support the strap system with a thin, lightweight, durable construction. A reverse zipper simplifies entry and removal, and the heel counter support system works with the strap closure to improve fit, stability, and structural integrity.\u003c\/p\u003e\u003cp\u003eProtection and comfort are supported by double-density ankle protectors, internal toe protection, an external TPU heel counter, lateral ankle reinforcement, and an ergonomic TPU shift pad. Accordion flex zones at the instep and Achilles area improve mobility, while thermowelded flex grooves help control movement through the instep, medial, and rear sections. A soft thermoplastic rubber insert at the heel supports ankle movement, and the rear flex bellow includes a ventilation opening to promote airflow. The removable anatomical footbed combines EVA foam and Lycra for cushioning and support, while the internal mesh lining helps manage moisture.\u003c\/p\u003e\u003cp\u003eThe Alpinestars exclusive compound rubber sole delivers grip, water dispersion, and durability both on and off the motorcycle. Integrated Alpinestars Transversal Protection Frame technology helps protect against transverse loads, while the replaceable bi-injected TPU forefoot slider uses an easy-screw design for convenient replacement. Manufacturer: Alpinestars. Vendor part number: 2224521-10-38.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSize: US 5 \/ EU 38\u003c\/li\u003e\n\u003cli\u003eModel: SMX-1 R V2 Riding Boots\u003c\/li\u003e\n\u003cli\u003eBrand: Alpinestars\u003c\/li\u003e\n\u003cli\u003eManufacturer: Alpinestars\u003c\/li\u003e\n\u003cli\u003eVendor Part Number: 2224521-10-38\u003c\/li\u003e\n\u003cli\u003eColor: Black\u003c\/li\u003e\n\u003cli\u003eConstruction: Lightweight, abrasion-resistant microfiber upper\u003c\/li\u003e\n\u003cli\u003eProtection: TPU heel, ankle, shift pad, and forefoot components with internal toe and ankle reinforcement\u003c\/li\u003e\n\u003cli\u003eClosure: Angled hook-and-loop instep strap with aramidic fiber support wires and reverse zipper\u003c\/li\u003e\n\u003cli\u003eFlexibility: Accordion flex zones and thermowelded grooves for controlled movement\u003c\/li\u003e\n\u003cli\u003eSole: Compound rubber outsole with grip patterning, water dispersion, and integrated Transversal Protection Frame\u003c\/li\u003e\n\u003cli\u003eFootbed: Removable anatomical design with EVA foam and Lycra\u003c\/li\u003e\n\u003cli\u003eVentilation: Rear flex opening and moisture-wicking internal mesh lining\u003c\/li\u003e\n\u003cli\u003eSlider: Replaceable bi-injected TPU forefoot slider with easy-screw fixing system\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ALPINESTARS","offers":[{"title":"Default Title","offer_id":67569411621099,"sku":"34010786","price":219.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/3882\/9547\/files\/2103349.png?v=1790805064","url":"https:\/\/ctracingservices.com\/products\/alpinestars-smx-1-r-v2-riding-boots-black-us-5-eu-38-part-number-2224521-10-38","provider":"Cascade Tire \u0026 Racing Services","version":"1.0","type":"link"}