Thank you for viewing! This is a pelvic belt that tightens firmly with light force. It's a type that doesn't get in the way even when sitting. bonbone Daiya Industry Co., Ltd. "Varius Twist Lumbar Corset (for Pelvis)" Made in Japan Retail price: 5000 yen + tax New, unused Uses: Pelvic belt, lumbar corset Color: Black Size: Free Sacrum circumference: 75-95cm Support level: Heavy to medium-hard Features: Anti-slip function, cross-type support belt, good for sitting posture, strong support