evo.com | Fischer Alpine Ski Boots > A super stiff, narrow-lasted performance boot for the hardest chargers out there, the Fischer RC 4 Carbon Pro LV BOA Ski Boots are among the first 98mm boots to latch onto the BOA(R) train. With a Carbon Fused Cuff, Scan-Fit(R) last and the awesome RC 4 ZipFit(R) liner, these boots are the ultimate in precision to conquer the toughest lines you can find. Cuff Polyurethane SOMA-TEC(R) Abducted 3.5deg from the heel and 3.5deg from the toe for a total of 7deg GripWalk(R) Sole GripWalk(R) soles (ISO 23223) offer end users the ultimate in natural walking comfort, safety across slippery terrain, and ski performance. This is achieved through pronounced rounded shape and convex rib profile built with co-polymer rubber material. ZipFit(R) Liner Customizable fit with ZipFit's proprietary OmFit cork system (available separately). 50mm Power Strap with QuickFix Cam | Fischer RC4 Pro LV BOA Ski Boots 2026 - 26.5 in Yellow | Rubber