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 Sneakers:
Footwear made of flexible material, typically featuring a sole made of rubber. Sneakers were originally sporting apparel, but are today worn much more widely as casual footwear.
About Spring:
Spring is the transitional season between winter and summer. Spring is generally a mild season characterized by mild to warm temperatures and abundant rain. Spring occurs during March, April and May in the northern hemisphere; and during September, October and November in the Southern hemisphere.