Black Super Springy Shiny Spandex-latex Catsuit Unisex with Zipper. Please note this can be worn with the zip at the front or at the back which creates a through zip.

This is spandex latex, basically spandex that has been sprayed to make is very shiny.
It is marked Medium but this is the only size you can get and its designed to stretch up to a UK woman's size 12.