I don't think I could whole-heartedly endorse this product, but for the right person in the right situation, it is a good buy. I ruptured my achilles and was put in a VACOped boot, which when the large heel is used gives a full 3 inches of height. The even-up doesn't even come close to matching it. This was the highest level lift I could find, which is about 1.5 inches. Combining this with an Asics Gel-Kayano shoe just about aligns my hips.However, as other reviewers have pointed out, the instruSee full review