This is a Goodyear-welted product. The upper and sole are heat-sealed and sewn together, not merely glued like many footwear constructions.
Airwairs original signature leather: a firm, finished leather with a smooth, semi bright appearance. Spectra Patent - Classic patent Hi Shine leather with metallic lustre.
[Smooth] = Clean Away dirt using a damp cloth, allow to dry apply correct coloured wax based shoe polish to restore shine as desired. [Spectra Patent] - Wipe clean with a damp cloth only, do not use leather cleaner on Spectra Patent this may dull or damage the finish.