Product No : K-507
We use comfortable and breathable elastic bands, strengthen strap designed, increase the compression on the waist, and the two bars on the back support the user's back more effectively, keep the flexibility of the waist, but not too stiff.
.To support the waist with four plastic stays.
.Provides perfect fit by outside strengthen strap.
.Breathable and comfortable material provides excellent comfort. 
Application              Material                  Size ( The circumference of the waist  )

Low back pain

Back strain

              Cotton

              Nylon

              Polyester

              Rubber

              PP

                  S      58-70cm        23-27 1/2 ''

                  M     70-85cm        27 1/2 -33 1/2 ''

                  L      85-100cm      33 1/2-39 1/2 ''

                  XL   100-110cm     39 1/2 -43 1/4 ''