Nike Zapatos Mujer VERSATILE AND FASTThe Nike Air Zoom Pegasus 32 (2015 Chicago Marathon) Women's Running Shoe delivers highly responsive cushioning and lightweight support to help you find your fastest run. Updated details pay tribute to a famous footrace by the lake.Responsive Cushioning A Nike Zoom Air unit in the heel delivers combines pressurized Nike Air and internal fibers to create cushioning that springs back fast—so you move fast.Breathable Support The engineered mesh upper provides ventilation and support where you need it most. Flywire cables wrap the midfoot and arch for added support and a secure, comfortable fit.Smooth Transitions A crash rail underfoot acts as a cushioning device upon impact to help smooth out your footstrike.More Benefits Partial mesh inner sleeve wraps your foot for plush comfortInternal heel counter secures the back of your footCushlon foam midsole provides soft and springy yet responsive cushioningWaffle outsole for durability and multi-surface tractionShoe weight: 8.6 ounces (women's size 8)