FIG. 1 is a perspective view of a shoe accessory;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left-side elevational view thereof;

FIG. 5 is a right-side elevational view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a left-side elevational view thereof attached to a shoe.

The broken line showing of a shoe and portion of a human foot is for the purpose of illustrating environmental structure and forms no part of the claimed design.