Lumbar Sacral Support from Bell-Horn is used to help provide support to the lower back, and is made of a special breathable elastic material. Bell-Horn is America's first orthopedic company and designs products to be functional as well as providing the support you desire.BH307S Size: Low Contour Lumbar Sacral Support Small Features: -Lumbar sacral support.-Latex free.-White ventilated elastic panels with 4 flexible stays to help prevent rolling.-Breathable elastic material.-Comfortable to wear for extended periods of time.-Relieve lower back pain or can be used simply.-Small: Fits waist 24'' - 30''.-Medium: Fits waist 30'' - 38''.-Large: Fits waist 38'' - 46''.-Extra large: Fits waist 46'' - 54''.-2 Extra large: Fits waist 54'' - 62''. Options: -Available in small, medium, large, extra large and extra extra large sizes. Color/Finish: -Color: White.. The picture is for illustrated purposes, we should have the latest version of the product in stock.