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 Orthotic Shoes:
Orthotic Shoes are shoes that contain orthotics, which are removable orthopedic insoles that help cushion and stabilize the foot. Orthotic Shoes may also refer to items designed with additional room to insert Orthotics.