The ornamental design for an inflatablestand-up paddle board, as shown and described.
FIG. 1 is a front elevation view of my new design for an inflatable stand-up paddle board, with its top layer in an inflated condition;
FIG. 2 is a rear elevation view of the board shown in FIG. 1;
FIG. 3 is a top view of the board shown in FIG. 1, in which a button-type air valve for an inflatable top layer of the board is shown in phantom line;
FIG. 4 is a bottom view of the board shown in FIG. 1;
FIG. 5 is a right side view of the board shown in FIG. 1 with its top layer in an inflated condition (the left side view being a mirror image thereof);
FIG. 6 is a perspective view of the board shown in FIG. 1 with its top layer in an inflated condition;
FIG. 7 is a right side view of the board shown in FIG. 1 with its top layer in a deflated condition (the left side view being a mirror image thereof);
FIG. 8 is a perspective view of the board shown in FIG. 1 with its top layer in a deflated condition;
FIG. 9 is a right side view of the deflated board shown in FIG. 7 in a partially folded condition folded from its rear end; and,
FIG. 10 is a right side view of the deflated board shown in FIG. 7 in a folded condition folded from both ends.
The broken lines in the drawing are for illustrative purposes only and form no part of the claimed design.