The ornamental design for a trapezoidalinsert for an athletic shoe, as shown and described.
FIG. 1 is a perspective of the top and left side of a trapezoidal insert for athletic shoe showing our new design;
FIG. 2 is a perspective view of the top and right side thereof;
FIG. 3 is a left side elevational view thereof;
FIG. 4 is a right side elevational view thereof;
FIG. 5 is a top plan view thereof; and,
FIG. 6 is a bottom plan view thereof.
The broken line showing of the remainder of the shoe is for illustrative purposes only and forms no part of the claim design.
We disclaim the color, printing, logos, tag, and any portions of the athletic shoe except for the trapezoidal insert shown on the sides of the athletic shoe.