Narthex made of strong elastic material and metal support at the dorsal area.It has coating of air mesh and internal cotton coating.It offers very strong support to the spine and to the waist area.

References:Severe Lumbagos, Vertebra sliding, Severe back injuries, Spondylolisthesis, Post surgery use

S 70-80
M 80-90
L 90-100
XL 100-110
XXL 110-120