The popular New Balance Big Kid’s FuelCore Reveal v4 BOA uses the BOA® Fit System to achieve the best and quickest fit.  The bootie structure upper stylishly finished with the flying NB logo, and the lightweight and cushioned DYNASOFT midsole provide a comfortable fit. Not only is it suitable for sports, but it can also be used for a wide range of occasions, from school to everyday use.●Equipped functions ・DYNASOFT●Upper material: Synthetic fiber/synthetic resin ●Sole material: Rubber bottom◆BOA® Fit System Boa Fit System developed by Boa Technology in the United States.It consists of three parts: a micro-adjustable dial, cooperative, lightweight laces, and low-friction lace guides for an easy, quick, and precise fit. New Balance Big Kid’s FuelCore Reveal v4 BOA Blue Metallic