Step One: Gather materials.
- Empty detergent bottle.
- Drinking straw.
- Heavy-duty hole punch.
Step Two: Cut a piece of plastic from the empty detergent bottle about 3 inches x 1 inch.
Step Three: Hole punch 1-2 holes to the right of the piece of plastic.
Step Four: Glue the piece of plastic to the cup and bend it over the cup.
Step Five: Put liquid in the cup and the straw in the hole and drink.