Elastic construction with reinforced crisscross back panel provides complete compression through a full range of motion. The high flexibility ensures that this support moves with you. Back panel measures 9 (23cm) and tapers to 4 (10cm) front. Flexible stays prevent sides from rolling. CorEdge® Finish for added comfort. White. Available in S, M, LG, XL, 2X, 3X, or 4X. Additional charge for sizes larger than XL.