It is made of breathable fabric that 24 cm high. It supports up to the waist and lower back. It contains two plastic support in the back and 2 steel supports that can removable on both sides of the spine. Indications In herniated vertebral and calcification In sacralization and lumbalization Sacroiliac joint problems Sudden and prolonged low back pain Rehabilitation after surgical intervention SIZE WAIST CIRCUMFERENCE(cm) S 70-80 M 80-90 L 90-100 XL 100-110 XXL 110-120 XXXL 120-130 Declaration of Conformity CE