It's about to get wild with the Altra Men's Experience Wild 3 trail running shoe. With a shoe that's lightweight, grippy, and focused on performance, get ready to achieve trail running euphoria. It's designed with the new Altra EGO™ P35 midsole foam, made for a light & efficient ride. And a MaxTrac™ outsole, made to deliver unreal grip and durability. We redesigned the heel collar and updated the fit construction for a more comfortable, secure feel. With the Altra Fit, you get room for your toes and a secure midfoot for natural movement. A low 4mm drop with rocker shape geometry helps promote natural body alignment and an efficient toe-off. Responsive. Effortless. Grippy.