Good body protection benefits the health and sensuality of men and women: our posture correctors ensure alignment and stability.If you wear our posture corrector for a while, you will develop muscle memory, which means you can stay straight and upright even without a posture corrector.Improve your posture anytime, anywhere: the back stabilizer is very careful not to fall under your clothes.Lie down at home, in the office or at leisure. You can also train in your own position during training. Postural corrections in everyday life can help relieve pain and tension.EASY TO USE: This shoulder strap has two adjustable straps and a longer Velcro closure so everyone can easily use this healthy posture corrector.size:Size S is suitable for bust 71-81cmSize M is suitable for bust 81-91cmL size is suitable for bust 91-111cmPacking: 1