DESIGN: BOA Fit System with L6 dial provides easy on the bike adjustability Designed specifically for flat pedals, not clipless compatible Easy to adjust while riding DURABILITY AND TRACTION: PinLoc Outsole with performance rubber provides outstanding grip to keep you in control One-piece midsole and outsole for excellent shock absorption on hard landings Grippy performance rubber compound with a chevron-shaped tread pattern to keep your feet firmly planted and in control