The 624v4 is our most athletic core training style that builds upon the previous model’s features of breathability, versatility and durability, but increases the all-day comfort through a larger ABZORB heel capsule, reinforced collar foam and an EVA footbed.
EVA (Ethyl Vinyl Acetate) foam footbed for cushioning
IMEVA (injection-molded EVA foam) midsole for firm yet flexible cushioning
52 durometer insert/midsole
EVA footbed/heel pocket
Increased forefoot flex grooves