Mile after glorious mile, you'll love the outstanding function and comfort of Mavic's Zxenons. These race-proven pedal-stompers boast Mavic's Energy full-carbon outsoles for the perfect combination of stiffness and lightness to get all your power to the road. And, for a fabulous fit and feel, you get Mavic's multi-density Ergo Fit 3D women's insoles that mold to your feet and damp road buzz with elastomer inserts, and their Energy Lock heels that hold fast. What's more, these sweet shoes boast Mavic's Ergo Lite straps and ratchet-buckle closures, ergonomic tongues and seamless uppers for added comfort, plus reinforced toes for durability.