New and unused! Opened for photography! Adjustable, discreet posture supporter, for slouching, kyphosis prevention, shoulder roll correction, posture correction belt, back muscle correction belt, posture belt, correction, slouching belt, goods, posture improvement, for women and men, lightweight, easy to wear, breathable, black, size L [Four-layer structure, prevents underarm constriction] The posture supporter, developed based on human ergonomics, stretches the shoulders and back, maintaining correct posture, naturally training the back and abdominal muscles, and allowing you to maintain a beautiful figure. By adding support to the spine on top of the triple-link structure, a more comfortable fit and durability are achieved. The belt under the armpits shifts forward, so it doesn't feel uncomfortable even when worn for long periods, and excessive constriction is suppressed. [Discreet, excellent breathability] Achieves a simple shape with reduced thickness, making it less noticeable even when worn as an undergarment, and blends into various everyday scenes. The U-shaped design creates beautiful body lines while securely hiding under clothing. The parts that touch the body use a material with excellent breathability and punch processing, so heat doesn't build up, and you can use it comfortably. [Adjustable size] With a Velcro design, you can freely adjust the size of the slouching correction belt when you want to change the strength of the correction or to accommodate slight changes in body shape. L Size: Weight 65-85kg, Underbust 90-104cm #SlouchingCorrectionBelt