This is a leather-welted product. The upper and sole are sewn together, not merely glued, like many footwear constructions, and are also heat-sealed.
Ostrich - Soft Nappa with Ostrich Quill effect emboss. Silk - is a silk made in England by Stephen Walters. The history of Stephen Walters & Sons Ltd starts in Spitalfields, London at the end of the 17th century and they continue to manufacture silks today for all manner of purposes.
The original Dr. Martens air-cushioned sole, providing underfoot comfort and durability since 1960. It is oil- and fat-resistant, tough and offers good abrasion and slip resistance.
Ostrich - Clean Away dirt using a damp cloth, allow to dry apply a clear wax based shoe polish to restore shine as desired. In the event of heavy scuffing or loss of colour then clean as before but add a matching coloured wax based shoe polish and buff up the leather with brush and cloth as required. Silk - Remove dirt with damp cloth...or soft brush. Keep covered if stored for long periods without wear to avoid insect damage.