Tube

FIG. 1 is a front view of a tube showing my new design;

FIG. 2 is a rear view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is a perspective view thereof.

The broken lines depict portions of the tube that form no part of the claimed design.

The use of the symbol on the design article forming no part of the claimed design is a trademark under examination of DCSTAR INC.