New Balance - WCT 820 (White/Blue) - Women's: Ultra-lightweight tennis shoe for those with aggressive game. Abzorb heel and forefoot for exceptional shock absorption. C-Cap midsole, a compression molded EVA for cushioning and flexibility. Stability Web provides superior support in midfoot while reducing overall weight. N-Durance outsole, a rubber compound for maximun durability in high-wear areas. I.S.S. (Internal Support System) hugs the waist of the foot for added support. Strobel Lasted SL-1. Shoe weighs 8.9 oz.