Adopting quality material, which is and comfortable to wear. Ergonomics opposite direction strengthen type design will get better effect, detachable and adjustable shoulder pad will protect your shoulder or axilla from damaging cased by friction. Providing support for your shoulders and back, which will help to prevent humpback and curvature of the spine, correct poor postures to keep a correct sitting, standing, walking posture. Help to balance stress on the shoulder, back, waist, abdomen, relieve muscle fatigue, and protect the waist, back and spine. Can help to prevention of myopia occurred, it will gently pull back the shoulders, the neck and are straightened while correcting the spine, this will gradually restore a reasonable distance with the eyes and correct pseudo-myopia.Strong hook and loop on the waist belt is and easy to wear and take off Item Type: Posture Correction Belt Gender: Unisex Material:Polyester Color: BluePink Optional Size: S, M, L Size: S: Suitable waist 38-58cm/15-22.8inch, Suitable height 110-145cm/44.3-57inch, Suitable weight 12.5-19KG M: Suitable waist 50-65cm/19.7-25.6inch, Suitable height 130-155cm/51.2-61inch, Suitable weight 17.5-25KG L: Suitable waist 58-72cm/22.8-28.3inch, Suitable height 135-165cm/53.1-65inch, Suitable weight 25-40KG Package Include: 1 x Back Posture Corrector Belt Note: 1. Please use comfortable strength to tight while wearing. 2. Please unfasten the belt for about 10 minutes every 2 hours using. 3. Please hand wash, do not bleach, wring and dry naturally. You can use it not only while sitting in front of the computer or driving, but also while exercising or gardening.Improve your overall posture at work or in life. Can help to prevention of myopia occurred, it will gently pull back the shoulders, the neck and are straightened while correcting the spine, this will gradually restore a reasonable distance with the eyes and correct pseudo-myopia.Strong hook and loop on the waist belt is and easy to wear and take off. Help to balance stress on the shoulder, back, waist, abdomen, relieve muscle fatigue, and protect the waist, back and spine. Providing support for your shoulders and back, which will help to prevent humpback and curvature of the spine, correct poor postures to keep a correct sitting, standing, walking posture. Ergonomics opposite direction strengthen type design will get better effect, detachable and adjustable shoulder pad will protect your shoulder or axilla from damaging cased by friction. Adopting quality material, which is and comfortable to wear.