Are you still looking for a humpback corrector? Then, our humpback corrector is carefully prepared for you. The elasticity is not restrained, is just right. It is easy to induce , syncope, and . It is one of the for you. Features - Color: Black. - Material: PU leather, nylon, velvet, sponge. - Size S: Approx. 20cm/7.87inch (back length); 24cm/9.44inch (shoulder belt length); 38cm/14.96inch (adjustable belt length); suitable for the width of shoulder of 28-37cm/11.02-14.56inch; suitable for the weight of 40-80 catty. - Size : Approx. 20cm/7.87inch (back length); 29cm/11.41inch (shoulder belt length); 48cm/18.89inch (adjustable belt length); suitable for the width of shoulder of -46cm/12.99-18.11inch; suitable for the weight of 80-120 catty. - Size L: Approx. 20cm/7.87inch (back length); 38cm/14.96inch (shoulder belt length); 57cm/22.44inch (adjustable belt length); suitable for the width of shoulder of 40-54cm/15.74-21.25inch; suitable for the weight of 120-180 catty. - Size XL: Approx. 20cm/7.87inch (back length); 38cm/14.96inch (shoulder belt length); 67cm/26.37inch (adjustable belt length); suitable for the width of shoulder of 50-60cm/19.68-23.62inch; suitable for the weight of 180-220 catty. - Using nylon, sponge, PU leather and velvet material of and fine craftsmanship, strong and sturdy for long serving life. - It can not only improve your physical beauty, but also prevent spinal . - Breathable, and comfortable, not stuffy and hot to wear. - The adjustable belt, both adults and children are available. - The position can be adjusted flexibly and freely, suitable for the different body types. Package list: 1 x Posture Corrector