W ELITE RD III 100% Synthetic Synthetic sole Performance-driven spinning shoe featuring hook-and-loop straps and logoed buckled strap 1:1 Anatomic buckle closure follows the natural anatomic shape of the foot to reduce hot spots and instep pressure Patented adjustable buckle mounting plate Elite 1:1 Heel Cup synthetic leather lining Elite 1:1 Power Plate with Elite Grade Uni-Directional Carbon for ultra-light stiffness Direct-Vent technology for cooling and drainage