
1) Glossy shoe material 2) Pump material 3) Shiny shoe material 4) Shoe material
Found on
https://www.crosswordclues.com/clue/patent-leather

Patent leather is a type of japanned leather that has been given a high gloss, shiny finish. The process was brought to the United States and improved by inventor Seth Boyden of Newark, New Jersey in 1818, with commercial manufacture beginning September 20, 1819. Boyden`s process, which he never patented, used a linseed oil–based lacquer coatin....
Found on
http://en.wikipedia.org/wiki/Patent_leather

(from the article `shoe`) ...slippers. Reptile leathers (alligator, lizard, and snake) are used in women`s and some men`s shoes. Cordovan (a small muscle layer obtained from ...
Found on
http://www.britannica.com/eb/a-z/p/27

Leather with one surface covered with a flexible film with a very shiny surface, produced by application of several coats of daubs, varnishes and lacquers.
Found on
http://www.encyclo.co.uk/local/20213

[
n] - leather with a hard glossy surface
Found on
http://www.webdictionary.co.uk/definition.php?query=patent%20leather

varnished or lacquered leather, used for boots and shoes, and in carriage and harness work.
Found on
http://www2.shu.ac.uk/sfca/glossary.cfm
noun leather with a hard glossy surface
Found on
https://www.encyclo.co.uk/local/20974
No exact match found.