Corsets, designed for tightlacing, are subject of additional specific design- and manufacturing-details, because the body, which has to be formed by the corset and the forming corset, both have a high grade of mutual relationship to each other. Only an optimum on harmonizing conditions and excellent design will create the expected particular, pleasant, and continuous corseting results.
Moreover, all experiences I collected in the past, made me aware, that they have a significant influence to the wearing-comfort of those corset-models, which fulfil decorative purposes additionally. Additionally to the necessary conditions, physically of the wearer and technically of the corset, there should be two immaterial items to realize unusual corseting and extreme forming of body and waist:
Perseverance and time.