New Balance Dynasoft Nergize V3 Sneaker - Women's In excellent, like new condition, never worn. Whether it's your gym routine or the morning bustle, the New Balance DynaSoft Nergize V3 sneaker is up for it all. Enhanced with plush NB Memory Sole Insert, this slip-on sneaker gives you that extra comfort. Also it has a DynaSoft midsole that contains 3% bio-based content and delivers ultra-responsive performance with plush comfort.