It is estimated that about 80% of people will suffer from back pain at some time in their life. Of that about 40% of the cases involve the lower back. Dyna Lumbo Sacral Corset is the traditional Lumbo Sacral Belt. It is made of sanforized cotton, elastic and foam padding. This LS Belt is available in sizes with 2″ increments from 28″ to 52″. This LS Belt is available in sizes S, M, L, XLDyna Breath Lumbo Sacral Corset is an advanced Lumbo Sacral Belt fully made of Breathable Elastic. This material allows the skin to breath. It is therefore more comfortable for long hours of use.