New Balance's FuelCell SuperComp Elite v6 pairs a PEBA midsole with a carbon plate. It delivers marathon-day speed without demanding perfect form, reports Athletics Weekly.

The shoe's new midsole provides soft, energetic cushioning. It compresses smoothly and rebounds lively, encouraging the next stride. This balance is crucial for marathon racing. Read more gear coverage.

The full-length carbon plate improves efficiency. It works with the shoe's geometry for a smoother transition. This results in a controlled ride, unlike overly mechanical shoes. Related: New Balance SuperComp Elite v6: Redesigned for Speed.

This original Runner World brief is based on reporting from Athletics Weekly. Visit the source for its complete reporting, context and any later corrections.