Product Review (submitted on March 8, 2013):
I own several Duluth packs and really enjoy this companies quality products. I purchased this cup around Christmas and it does hold water. The only issue in the design is the small tag on the side. Since it is made throught the stitching, it soaks up water and then constantly drips from the tag after a minute or two. The tag needs to be installed on the outside of the cup not in contact with the water inside. Almost....