Specification: Condition: 100 Brand New Item Type: Back Correction Belt Material: PE EVA Product Function: Make you look full of confidence and strength, and improve body firmness correct sitting posture, straighten your back and waist, prevent myopia. Size Chart: SizeUnder Bust Girth Suitable Height S71-80cm 28-31.5in 150-160cm 59.1-63in M81-97cm 31.9-38.2in 155-170cm 61-66.9in L 91-111cm 35.8-43.7in 160-180cm 63-70.9inWearing Steps: 1. Wear it in the ideal position 2. Stretching and adjusting the strength of the belt 3. Stick after adjusting to fit 4. Finished wearing Package List: 1 x Back Correction Belt Note: 1. Please allow slight error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.ADJUSTABLE DESIGN: The Adjustable Hunchback Correction Belt has a strong hook and loop design, which is sticky, non-slip, and not easy to fall off. Wear it directly on the body, adjust the waistband and Velcro. Don't use too much force, just adjust the appropriate force. The abdominal area is held in place by a thin double elastic band that does not bind the skin or become stuffy. BUILT-IN KEEL SUPPORT BAR: The Back Correction Belt has a keel support bar to support the overall structure and strengthen the back plastic strength. The Back Posture Corrector has a flexible support bar that wraps around the supportive waist to straighten the waist. It helps your body maintain a natural posture and is a great gift for others. STRETCH SHOULDERS: The Upper Back Brace is a Y-shaped adjustable strap that stretches easily and is simple to operate. It moves up and down to fit the body, naturally straightening and supporting the back. Correct bad posture, improve eye distance, relieve collective fatigue, and improve image quality. You can work while correcting your posture. COMFORTABLE TO WEAR: The Adjustable Back Straightener has shoulder pads, which are light and breathable for comfortable wearing. Back Support is suitable for adolescents with poor sitting and walking postures to prevent the habit of bending over, bowing their heads, stooping, and closing their eyes. BALANCE BACK PRESSURE: Kyphosis Correction Belt is comfortable and skin-friendly, and the back keel support rod strengthens the back support and prevents hunchback and spine bending. Make you look confident and strong, improve body firmness, sit correctly, straighten your back, and prevent myopia.