Reebok ZigPulse Men's Shoe Yellow/Black/Red, with soft fabric lining and synthetic leather, provides comfort all the time.The following are the features of ZigTech: Reebok is a uniquely formed zig-zag shaped foam bottom unit designed to make the athlete more fuel efficient so they can do more with less effort 'Go Longer'. Reebok shoes are unique shape is based on acoustic foam sound absorption technology and absorbs energy at multiple angles. The movement of each node (or 'Zig') is independent, yet connected to the nodes around it. At heel strike the 'zig's' both shear and compress, absorbing energy and minimizing energy-draining vibration. ZigTech reduces muscle activation so you can 'Go Longer'. Up to 13% less in gluteus maximus, 6% in your hamstrings, and 21% in your shins.People who show interest in the item also view Reebok Zig Pulse Mens Shoes - White/Pure Silver/Neon Orange.