COMFORT & POWER GO THE DISTANCEThe Factor ACC optimises comfort & power transfer for maximum pedaling efficiency. The superb fit starts with our breathable Evofibre upper which molds to the shape of your foot with the two-way micro- adjustment of our new MR-1 low-profile buckle allowing for precise adjustments on the fly. Our acclaimed Easton® EC90 carbon outsole is now lighter & stiffer than ever with replaceable walking pads at the heel for enhanced durability. & with the adjustable Super Natural Fit footbed & sizing up to 50 theres a fit to match practically every rider. UPPER: Evofibre lightweight microfibre upper Low-profile micro-adjustable MR-1 ratcheting buckle closure &40;replaceable&41; Offset strap D-ring at mid-foot OUTSOLE: Easton® EC90 ACC unidirectional carbon fibre Replaceable heel pad