Rossignol World Cup SI ZA Solar Ski Boots – Size 24.5 (3607681474037)

Maximum power. Zero compromise. Built for elite World Cup performance. The Rossignol World Cup SI ZA Solar is a race boot built for uncompromising speed and edge precision. Designed for elite-level racers, this boot features a 130+ flex (ZA) and an ultra-narrow 92mm last, delivering a locked-in, high-response feel that channels every ounce of energy directly to your skis. The SI (Sensor Inside) shell is crafted from dual-injected race-grade polyurethane, ensuring maximum torsional rigidity and precise energy transfer. The low-volume race fit, thin cork-fitted lace-up liner, and non-adjustable race stance make this a purebred competition boot, favored by World Cup athletes. Whether you're on the FIS circuit or training gates with national teams, the World Cup SI ZA gives you the raw responsiveness, anatomical precision, and snow-feel required at the highest level of racing. Key Features: Flex Index: ZA (~130+) – Built for expert and competitive racers who demand maximum response. Last: 92mm – Ultra-narrow race fit for direct power transmission and aggressive edging. Dual Injected PU Sensor Inside Shell – Precision fit with enhanced shell-to-liner contact. Lace-Up Thin Cork-Fit Liner – Customizable fit with exact foot positioning and race-precision hold. Forward Lean: ~13° / Ramp Angle: ~4° – Aggressive race stance for faster edge engagement. Non-Replaceable ISO 5355 Soles – Direct ski-binding connection and FIS regulation compliant. Weight: Approx. 2450g per boot (size 26.5) – Maximum control and snow feel. Official Manufacturer Link: Rossignol Hero World Cup ZA – Rossignol.com Note: Product line may vary slightly by year (e.g., Hero WC ZA vs SI ZA). The latest version is the Hero World Cup ZA — same shell concept, updated branding. Size: 24.5 | Flex: ZA (130+) | Last: 92mm MSRP: ~$850 USD