The can protect sensitive teeth, prevent smearing of makeup, make it easier to drink while walking, help prevent spills of colored liquids onto stainable shirts

The can protect sensitive teeth, prevent smearing of makeup, make it easier to drink while walking, help prevent spills of colored liquids onto stainable shirts, help modulate the speed at which you are drinking, keep ice from hitting your teeth, make it easier to finish think drinks like shakes, allow people who are convalescing to drink easily, and probably some things I didn’t think of.