The ornamental design for an integral dual sectionsemi-transparent sheet having matte surface, as shown.
FIG. 1 is a front perspective view of the integral dual section semi-transparent sheet having matte surface of the present invention;
FIG. 2 is a front view of the integral dual section semi-transparent sheet having matte surface of FIG. 1;
FIG. 3 is a side view of the integral dual section semi-transparent sheet having matte surface of FIG. 1, as seen from a top side of FIG. 2, the bottom side view being a mirror image thereof; and,
FIG. 4 is a side view of the integral dual section semi-transparent sheet having matte surface of FIG. 1, as seen from the right side of FIG. 2, the left side view being a mirror image thereof.