K-SWISS Women's Blade Foot Run Track Shoe 100% Mesh Rubber sole Shaft measures approximately 2.25" from arch FLOW COOL SYSTEM? enhances breathability and moisture management from heel-to-toe keeping your feet cool, comfortable and dry Superfoam heel crash pad and footbed provide exceptional support, long lasting comfort, and cushioning K-EVA midsole ensures optimal cushioning as well as enhanced durability Guideglide unique dual density midsole construction, with Blade-Light cushioning, centres the foot from heel-to-toe to allow for a more comfortable and stable ride AOSTA II high-density rubber outsole delivers durability