Glitter refers to the quality that some materials have to shine with brief sparks or bright flashes of reflected light.
Rhinestones and sequins are examples of shiny, decorative adornments that glitter and are generally used to enhance the appearance of evening footwear or clothing.
About Mary Janes:
A girl's or woman's shoe that is styled after shoes that were traditionally worn by children. Mary janes can have varying heel heights and come in a variety of styles. Signature features of a mary jane include (i) a strap (or many straps) that cross over the top of the foot and (ii) a short, rounded toe box. Mary janes traditionally had low or flat heels. However, mary janes now come in a variety of heel heights.