Full-grain leather for adds breathability and flexibility while surrounding the foot in total comfort. Active Air technology which adds cushioning and shock absorbance for long wear. Rigid ABS heel with supportive shank and rubber forepart adds height and stability while making the shoe easier to walk in. Cement construction, in which the upper is adhered to the outsole with a bonding agent, creates a lightweight, durable shoe. 1 1/2" heel.