The “Grid” has rhinestones across the vamp with mesh between the straps.  It comes with a quick release hook and is available in two black fabrics shown in black nubuck (the Black Satin is a shinier fabric) in sizes from 4 through 12 Narrow, Medium and Wide with a 1.5″ Practice Heel.  For fit it is suggested that you go down 1/2 size from your street shoe or down in width for those who want more length.