<b>Product Description:b><br/> Material: Punching sponge, webbing<br/> Color Black<br/> Technical parameter data: XS is suitable for chest circumference 50-70cm, S is suitable for chest circumference 70-85cm, M is suitable for chest circumference 85-105cm L is suitable for chest circumference 95-125cm<br/> <b>Scope of supply:b> ;<br/> 1 * Anti-hunchback correction belt<br/> Correct posture: Incorrect posture can cause discomfort such as neck or shoulder pain, backache and osteoporosis. This correction can keep your shoulders and spine in an upright posture in daily life, which can produce obvious results in a short time and help you correct bad habits-whether you sit in front of the computer for hours in advance. Or do you have sore back and shoulders? Our posture corrector provides the body with much-needed support to improve overall spinal health and posture. Durable and long-distance: The posture corrector can be used for indoor and outdoor activities, but not for sleeping purposes. It is perfect for those who spend a lot of time in front of the computer. </b></b></div>