FIG. 1 is a rear perspective view of a shoe strap element showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a rear side view thereof; and,

FIG. 6 is a bottom side view thereof.

The broken line showing of a shoe upper and sole in the figures is for illustrative purposes only and forms no part of the claimed design.