{"product_id":"spatzwear-windsock-pro-in-black","title":"Spatzwear Windsock PRO Aero Oversock – Black","description":"\u003ch1\u003eSpatzwear Windsock PRO Aero Oversock – Black\u003c\/h1\u003e\n\u003cp\u003eThe \u003cstrong\u003eSpatzwear Windsock PRO\u003c\/strong\u003e is a race-ready aero oversock engineered to push performance beyond the already proven Windsock2 platform. Worn to victory in \u003cstrong\u003eTour de France stages\u003c\/strong\u003e, major Classics, and the \u003cstrong\u003eUCI World Gravel Championships\u003c\/strong\u003e — and used by \u003cstrong\u003eMathieu van der Poel at Omloop Het Nieuwsblad 2026\u003c\/strong\u003e — the Windsock PRO is the choice of the world's fastest riders. Available here in a sleek, versatile Black colourway.\u003c\/p\u003e\n\n\u003ch2\u003eWind Tunnel Tested Aerodynamics\u003c\/h2\u003e\n\u003cp\u003eDeveloped for maximum efficiency in fast race conditions, the Windsock PRO was tested at the \u003cstrong\u003eSSE Wind Tunnel Hub\u003c\/strong\u003e, delivering consistent CdA reductions over the standard Windsock across most yaw and speed angles. Every detail — from the aerodynamic lycra leg section to the striated ankle fabric — is shaped to reduce drag and keep you faster for longer.\u003c\/p\u003e\n\n\u003ch2\u003eWaterproof, Secure \u0026amp; Built to Race\u003c\/h2\u003e\n\u003cp\u003eA \u003cstrong\u003ewaterproof stretch main panel\u003c\/strong\u003e protects against wind and the elements, while the super aerodynamic lycra leg section delivers a close, stable fit. The newly developed internal gripper system ensures the oversock stays exactly where it should, lap after lap.\u003c\/p\u003e\n\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eAdvanced aero oversock developed from the proven Windsock2 platform\u003c\/li\u003e\n\u003cli\u003eWind tunnel tested for improved aerodynamic performance (SSE Hub)\u003c\/li\u003e\n\u003cli\u003eWaterproof, stretchy main panel for wind and weather protection\u003c\/li\u003e\n\u003cli\u003eSuper aerodynamic lycra leg section for a sleek, close fit\u003c\/li\u003e\n\u003cli\u003e2 radial leg grippers and 4 vertical grippers for secure hold without excess compression\u003c\/li\u003e\n\u003cli\u003eAdditional silicone tape at the hem plus woven-in silicone gripper for enhanced stability\u003c\/li\u003e\n\u003cli\u003eStriated aero fabric shaped to follow the ankle joint and reduce wrinkling through the pedal stroke\u003c\/li\u003e\n\u003cli\u003eTall cut to meet \u003cstrong\u003eUCI length regulations\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eTough velcro fastener positioned behind the cleat and pedal interface for fit adjustment and a clean silhouette\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKevlar toe area\u003c\/strong\u003e for improved durability against nicks and tears\u003c\/li\u003e\n\u003cli\u003eInternal heel silicone grippers to prevent the oversock riding up during racing\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eKey Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Spatzwear\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColour:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSizes:\u003c\/strong\u003e S, M, L\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUCI Legal:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse Case:\u003c\/strong\u003e Road racing, gravel racing, sportives\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrice:\u003c\/strong\u003e £53.99\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose the Spatzwear Windsock PRO?\u003c\/h2\u003e\n\u003cp\u003eIf you're looking for the best aero cycling oversock in the UK — one that's been proven at the highest level of professional racing — the Spatzwear Windsock PRO in Black delivers. Whether you're targeting a PB at your local sportive or racing at elite level, every watt saved counts.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eAvailable now at 99 Bikes UK.\u003c\/strong\u003e Free delivery on orders over £500. Expert advice available in-store and online.\u003c\/p\u003e","brand":"Spatz","offers":[{"title":"S","offer_id":44181097676980,"sku":"SPZWSKPBS","price":53.99,"currency_code":"GBP","in_stock":true},{"title":"M","offer_id":44181101969588,"sku":"SPZWSKPBM","price":53.99,"currency_code":"GBP","in_stock":true},{"title":"L","offer_id":44181101805748,"sku":"SPZWSKPBL","price":53.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0669\/2539\/6148\/files\/SPZWSKP_69727_03.jpg?v=1777472370","url":"https:\/\/www.99bikes.co.uk\/products\/spatzwear-windsock-pro-in-black","provider":"99 Bikes UK","version":"1.0","type":"link"}