2 Liter Diet Coke bottle set upside down in side of a large cut off section of PVC pipe which fits up to 1/5 of the way down the bottle.
Coke bottle upside down and says 2 liters on it.
A 2-liter of diet coke is upside down in a white object.
A 2 liter bottle says Coke and is upside down in a pipe.
Coke bottle upside down with the word Liters on the bottom.