CX/TX Competition Last – With a profile specifically designed for very high-cadence riding & higher pressure, our Competition last features a more curved profile than the Sport last. The main differences include increased toe pitch & heel lift, a tighter heel & a slightly wider ball girth to allow the foot to expand under high pedaling pressures. Features: OUTSOLE : Lake Race 100% Carbon Fiber Sole. Available in 3 hole cleat pattern UPPER: New Clarino Microfiber & mesh upper CLOSURE: Side mounted Push/Pull BOA L6 lacing system with powerstrap