One embodiment the device described herein relates to orthotic devices, and more particularly to a modular type body brace worn about a portion of the body, and one or more removably attached body panels associated with the body brace for supporting the portion of the body. The body panels are preferably contoured to the physiology of the portion of the body and have a relatively thicker core and progressively thinner peripheral region to provide dynamic flex response when supporting the portion of the body.