The RC4 Podium RD Worldcup STRD was developed for professional racing and meets the highest standards of performance, precision, and control. With a flex rating of 170 (3:1), the boot offers maximum power transfer and stability at World Cup level. The RD20 canting system allows precise adjustment to individual skiing techniques, while the inner boot lacing system ensures a secure fit and optimal responsiveness. The RACE CODE confirms technology straight from the race room. A racing boot for maximum performance – developed to impress at all levels of competition.