The New Balance FuelCell SuperComp Pacer is your go to racing shoe for road distances between 5k -13.1. Reap the benefits of a FuelCell midsole, paired with Energy Arc technology, all in lightweight package. A void is carved out underfoot to allow for maximum displacement of the cambered plate. A single layer engineered mesh provides the perfect blend of lightweight breathability and performance dependability, whilst the cambered carbon fiber plate is sandwiched within a two-layer FuelCell midsole for ultimate propulsion.