Altra Men's Provision 2.5 Running Shoe 100% Synthetic Imported Rubber sole Shaft measures approximately 3" from arch Lace-up sneaker featuring padded tongue and collar for comfort;FootPod Outsole with StabiliPod technology;Ultralight ethylene vinyl acetate with A-Bound top layer, StabiliPod technology, Varus Stability Wedge Technology;5 millimeter contour footbed