The ornamental design for a bag with side spout, as shown and described.
FIG. 1 is a front left perspective view of the bag with side spout showing my new design;
FIG. 2 is a left side view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a front elevational view thereof;
FIG. 5 is a top elevational view thereof;
FIG. 6 is a bottom elevational view thereof; and,
FIG. 7 is a front left perspective view of the bag with side spout in its environment of use.
The broken lines showing broken away portions are included for the purpose of illustrating the bag with side spout has no specific length and width and forms no part of the claimed design.
In FIG. 7 the broken lines showing materials are for the purpose of illustrating environmental use of the bag with side spout and form no part of the claimed design.
The broken lines showing a zipper is for the purpose of illustrating environmental structure and form no part of the claimed design.