The ornamental design for a bottle for containingfluids, as shown and described.
FIG. 1 is a perspective view of a bottle for containing fluids.
FIG. 2 is a rear view of the bottle for containing fluids shown in FIG. 1.
FIG. 3 is a left side view of the bottle for containing fluids shown in FIG. 1, the right side view of the bottle for containing fluids being the mirror image of FIG. 3.
FIG. 4 is a front view of the bottle for containing fluids shown in FIG. 1.
FIG. 5 is a top view of the bottle for containing fluids shown in FIG. 1; and,
FIG. 6 is a bottom view of the bottle for containing fluids shown in FIG. 1.
The broken line showing of environmental structure in the drawings is for illustrative purposes only and forms no part of the claimed design.