More informationInForm BioDynamic products optimize the natural posture on the bike for maximum performance; Ergonomic pad shape to properly distribute the pressure exerted by the rider when adopting the aerodynamic position; Dual-density pad that provides a firm base with a top layer Softer for more comfort; Velvety soft lining and dual-density padding provide a comfortable and secure feel; Vacuum design provides a flawless aerodynamic look; Replacement ear pads for the Aerodynamic Armrest Set;