Most vases do nothing. They sit there looking hopeful and then get shoved to the back of a shelf because they never quite work in the way you imagined when you bought them. A tall vase is a different proposition entirely. Get it right and it solves the problem of empty corners, bare mantlepieces, and those long stems that shorter vessels simply cannot handle. It anchors a room. It gives height where height is needed without requiring furniture to do the job.
What we look for is proportion, presence, and a shape that works with branches and dried grasses just as well as it does with flowers from the market. Glaze and finish matter too. A vase you are going to look at every day needs to hold its own as an object, not just as a container. We have been through a lot of mediocre ones to get here. These are the tall vases that actually do what they promise.