The supportive, midcut design of the adidas adiZero Javelin shoe offers throwers a solid, yet cushioned and flexible platform for throwing the spear right through the tip. Lace cover on upper. Pre-molded EVA midsole offers optimized comfort and cushioning. Replaceable spike elements in the forefoot and heel. Full rubber outsole adds durability in high wear areas. Wt. 13.6 oz.