Under Armour Fat Tire Low Men Round Toe Synthetic Black Running Shoe Synthetic Rugged textile upper with bonded abrasion panels Michelin Wild Gripper outsole rubber compound with unique traction lugs for grip and stability on any terrain Imported UA Storm uses a DWR finish to repel water without sacrificing breathability Full-length Charged Foam: it's cushioned AND responsive. Most foams do one or the other, but Charged Foam does both, better