The ornamental design for trousers, as shown and described.
FIG. 1 is a front view of the trousers, showing my new design;
FIG. 2 is a rear view of the design illustrated in FIG. 1;
FIG 3 is a partial rear view of the upper portion of the design illustrated in FIG. 1;
FIG. 4 is a partial rear view of the upper portion of the design illustrated in FIG. 1 with a zippered panel partially opened;
FIG. 5 is a partial top perspective view of the design illustrated in FIG. 1 with a slit in the waist area of the trousers expanded;
FIG. 6 is a partial top perspective view of the design illustrated in FIG. 1 with the slit in the waist area of the trousers closed; and,
FIG. 7 is a top and right side perspective view of the design illustrated in FIG. 1 with the slit in the waist area of the trousers expanded and the zippered panel opened.
The broken lines in the drawings views represent claimed stitching. The tonal grey shaded portions on the inside of the trousers and on the side gusset of the trousers are to provide contrast only and do not indicate a color or a type of material of the claimed design.