Fits both men and women, adjust elastic pressure belt according to the size of your sacrum to get more stable and more fitted. Si Joint Support function and sciatica pain relief. This hip brace helps normalize and maintain posture,and increase strength. Elastic band is designed to provide back and pelvic support and compression for the best result. Lightweight,breathable and anti-slip material design. Sacroiliac belt gives targeted pelvis and hip support,indispensable while doing sports, standing or sitting for a long time. The slim design of the belt makes it possible to comfortably wear it around the house, office,gym,during sports, other activities or even at night. You can wear under or over clothing. Size Chart: Size: 110cm/43.31inch(Length) Package Includes: 1 piece Joint Hip Belt