A heel is the bottom, back part of a shoe or boot that provides elevation. The styling and construction of a heel may vary (i.e., stacked, stilletto, spiked, sculptured, kitten).
About Medical Shoes:
Medical Shoes are shoes worn by medical professionals. Medical Shoes generally have slip resistant outsoles and are comfortable for long term wear. Medical Shoes may also be commonly referred to as Nursing, Doctor, or Nurse Shoes.
About Nubuck:
This is a grain leather that has been slightly brushed on the surface to create a very fine velvet-like appearance. The texture of nubuck is finer than suede.