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 Lace Up Boots:
Lace Up Boots are any styling of boot which utilizes lacing in the ornamentation or construction. The lacing portion of Lace Up Boots may be functional, as the closure, or for decorative purposes only.