The ornamental design for a double cuff pocketsock, as shown and described.
FIG. 1 is a top left perspective view of a double cuff pocket sock showing the new design;
FIG. 2 is a front elevation view thereof;
FIG. 3 is a rear elevation view thereof;
FIG. 4 is a right side view thereof;
FIG. 5 is a left side view thereof;
FIG. 6 is a bottom plan view thereof;
FIG. 7 is a top plan view thereof;
FIG. 8 is a top right perspective view thereof;
FIG. 9 is a cross sectional view taken along the line 9-9 in FIG. 8;
FIG. 10 is a top right perspective view showing the design in use; and,
FIG. 11 is a cross sectional view taken along line 11-11 in FIG. 10.
The broken lines in FIG. 10 and FIG. 11 showing a phone represent environmental subject matter that forms no part of the claimed design. The remaining broken lines show portions of the pocket sock that form no part of the claimed design.