Elite fit Carbon HM-Lite outsole. Built-in rigid nylon 0.6-mm membranePU Lycra inner heel cup with new hrs-300 system. Breathable dry-type microfiber and nylon cycling mesh upper Fully adjustable micro-rachet Ice Fil ERGO AIR COOL Stuff Blue Double Density EVA and Hot Stuff Red Insole. Compatible with cleat positions for Shimano Time, LOOK, Speed PLAY Cleats and Sims F-4, R-4 ("). Shoe bag included. Offset strap included.