Instruct: Classify Amazon reviews into positive or negative sentiment
Query: Very disappointing.

I purchased this "Jigger" for my bar. Though well made, a "Jigger" is 1 1/2 oz. This "Double Jigger" measures 3/4 oz on the small end and 1 1/4 oz on the other end. So it is not a "Jigger" I have no idea why they used those measures.