Men's FuelCell Rebel v5 (LO - Black/Silver Metallic/White) Size:12 the 221 is designed to

the 221 is designed to keep you cool

Simply step into the FlipBelt Zipper like a pair of pants

ensuring a secure fit even during the most intense workouts or when breaking a sweat

What's New About the Alphafly 3

Men's FuelCell Rebel v5 (LO - Black/Silver Metallic/White) Size:12 the 221 is designed toRebel by name, rebel by nature, the FuelCell Rebel v5 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. Style MFCXLO5