{"product_id":"alpinestars-stella-smx-6-v3-vented-motorcycle-boots-black-white-womens-us-9-eu-41-part-2223425-21-41","title":"Alpinestars Stella SMX-6 V3 Vented Motorcycle Boots Black\/White, Women's US 9 \/ EU 41, Part 2223425-21-41","description":"Stella SMX-6 V3 Vented Boots - Black\/White - US 9 \/ EU 41\n\u003cp\u003eThe Alpinestars Stella SMX-6 V3 Vented Boots are women’s motorcycle boots designed for track and street riding. This Black\/White model in women’s US 9 \/ EU 41 uses a dedicated female fit to provide secure support, riding comfort, and precise control on the motorcycle. Alpinestars manufactures these performance riding boots with an advanced microfiber upper, laser-perforated ventilation zones, and race-derived protective components for riders seeking a balance of flexibility, breathability, and abrasion resistance. Manufacturer part number 2223425-21-41 is also listed as vendor part number 2223425-21-41.\u003c\/p\u003e\n\u003cp\u003eFeature: Advanced microfiber upper provides lightweight abrasion resistance, durability, flexibility, and breathability. Feature: Laser-perforated upper sections, breathable mesh inserts, and air vents at the heel counter and shin plate help promote airflow during short or extended rides. Feature: TPU ankle brace system supports the area between the lateral calf, shin, and ankle while helping protect the ankle and Achilles. Feature: Race-derived TPU shin protection and layered internal toe protection help guard against impact and abrasion while maintaining a streamlined fit under riding pants. Feature: Front and rear flex zones combine textile and soft over-injected TPU areas to support natural foot movement while improving impact and abrasion protection.\u003c\/p\u003e\n\u003cp\u003eThe Alpinestars Lace-Lock System uses a durable polymer resin closure for quick, precise, and secure fastening. A medial-side entry system combines an elastic-mounted zipper with a wide hook-and-loop closure, while the ergonomic elastic gaiter helps maintain a close fit in changing riding conditions. The streamlined forefoot supports smooth interaction with motorcycle controls, and a dedicated TPU shifter zone helps protect the lower medial side of the boot. These features make the Stella SMX-6 V3 suitable for sport riding, commuting, and track use where dependable foot and ankle coverage is important.\u003c\/p\u003e\n\u003cp\u003eInside, the boot includes a removable dual-compound EVA footbed with a Lycra top layer, an internal shank reinforcement for arch support, and perforated padding throughout the collar, bellows, and ankle for added comfort and ventilation. A lightweight rubber sole provides grip on the foot controls, while the boot’s ergonomic construction supports walking comfort between rides. The Alpinestars Stella SMX-6 V3 Vented Boots fit women’s US 9 \/ EU 41 and are supplied in Black\/White under manufacturer and vendor part number 2223425-21-41.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDedicated women’s fit for secure support, riding comfort, and precise control\u003c\/li\u003e\n\u003cli\u003eAdvanced microfiber upper with laser-perforated ventilation zones\u003c\/li\u003e\n\u003cli\u003eTPU lateral ankle brace supports the ankle, shin, and lower calf\u003c\/li\u003e\n\u003cli\u003eRace-derived TPU shin plate helps resist impact and abrasion\u003c\/li\u003e\n\u003cli\u003eFront and rear flex zones promote natural foot movement\u003c\/li\u003e\n\u003cli\u003eAir vents and breathable mesh inserts improve airflow\u003c\/li\u003e\n\u003cli\u003eAlpinestars Lace-Lock System provides quick, secure closure\u003c\/li\u003e\n\u003cli\u003eMedial-side zipper and hook-and-loop closure support a precise fit\u003c\/li\u003e\n\u003cli\u003eTPU shifter zone protects the lower medial side of the boot\u003c\/li\u003e\n\u003cli\u003eRemovable dual-compound EVA footbed with Lycra top layer\u003c\/li\u003e\n\u003cli\u003eInternal shank reinforcement supports the arch area\u003c\/li\u003e\n\u003cli\u003eLightweight rubber sole provides grip on motorcycle foot controls\u003c\/li\u003e\n\u003cli\u003eSize: Women’s US 9 \/ EU 41\u003c\/li\u003e\n\u003cli\u003eModel: Stella SMX-6 V3 Vented Boots\u003c\/li\u003e\n\u003cli\u003eBrand: Alpinestars\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: 2223425-21-41\u003c\/li\u003e\n\u003cli\u003eVendor part number: 2223425-21-41\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ALPINESTARS","offers":[{"title":"Default Title","offer_id":67565490667755,"sku":"34041793","price":349.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/3882\/9547\/files\/4366814.png?v=1790785957","url":"https:\/\/ctracingservices.com\/products\/alpinestars-stella-smx-6-v3-vented-motorcycle-boots-black-white-womens-us-9-eu-41-part-2223425-21-41","provider":"Cascade Tire \u0026 Racing Services","version":"1.0","type":"link"}