Fresh Foam X midsole foam with approximately 3% bio based content delivers our most cushioned Fresh Foam experience for incredible comfort. Bio based content is made from renewable resources to help reduce our carbon footprint. Engineered mesh upper with zonal support and breathability Data informed outsole placement Screen printed 3D N logo 34 mm heel stack of midsole and outsole, due to variances created during the development and manufacturing processes, all references to 34 mm stack are approximate. Colour: purple