Women's FuelCell Rebel v4 Size:9 The flex grooves have been

The flex grooves have been adjusted to promote a more natural foot movement

Textured surface prevents slipping

Train Your Heart Out

but some runners found the fit to be slightly too tight in certain areas

this fabric helps control odor

Women's FuelCell Rebel v4 Size:9 The flex grooves have beenDescription Rebel by name, rebel by nature, the FuelCell Rebel v4 will change the way you look at an everyday trainer. The propulsive feel of FuelCell technology creates a remarkably responsive underfoot that can quickly adapt from long, steady runs to something shorter and more spontaneous. Additional details like a streamlined mesh upper add race inspired accents to a dynamic upbeat trainer, designed to bring an element of fun back into your run.