MAC - Mechanical Advantage Corset Provides unmatched comfort, control and support. Adjusts with the pull of one hand in one second and has up to 6 of closure. This corsets posterior spine elements curve to fit the body and its custom designed mesh over wicking material provides unmatched breathability and comfort. Black Lo-Pro Version ?? New flexible pulley system that curves to the patients natural lordosis. The most powerful corset on the market. As thin as a belt--so you can wear it under clothing. Up to 6 of closureunmatched abdominal compression. Mechanical Advantage Pulley System provides unmatched comfort, control and support. ?? Size Waist Post. Ht. Ant. Ht. Small 25-30 9 1/2" 4 3/4 Medium 30-35 10" 5 1/2 Large 35-40 10 1/2" 6 X-Large 40-45 10 1/2" 6 7/8 XX-Large 45-50 10 1/2" 7 3/4

replace with 

6040 Lumbosacral Lace Low Back Support

s/m

l/xl

xxl