Abstract: A running shoe includes an upper, a foot cavity defined in part by the upper and having a foot cavity length starting at a rearmost heel surface and ending at a frontmost toe surface of the foot cavity. The running shoe further includes an outsole including one or more metatarsal lugs, and a midsole. The metatarsal lug is disposed on the outsole under a corresponding metatarsal bone of a user when the user is wearing the running shoe and has a center disposed at a center point corresponding to a location between 65% and 67% of the foot cavity length.

Abstract: A running shoe includes a sole, an upper connected to the sole, a foot cavity defined at least in part with the upper, insulation incorporated into the upper adjacent to the foot cavity, and a waterproof fabric distally located with respect to the insulation and forming a protective exterior of the upper.