The ornamental design for a combinationduvetcover and sleeping wrap, as shown and described.
FIG. 1 is a top plan view of a combination duvet cover and sleeping wrap showing my new design;
FIG. 2 is a right side elevational view thereof;
FIG. 3 is a bottom plan view thereof;
FIG. 4 is a left side elevational view thereof;
FIG. 5 is a head end elevational view thereof;
FIG. 6 is a foot end elevational view thereof; and,
FIG. 7 is a second top plan view thereof, showing the combination duvet cover and sleeping wrap with the upper corner folded back.
The broken lines representing portions of the article in FIGS. 1 and 7 and representing the sleeping figure in FIG. 7 form no part of the claimed design.