Welcome to my shop! Features: 100% new retail. To your surprise, the back posture corrector will not hurt the back, and it can provide strong support from all angles and disperse the tension you need for alignment and stability gently. The light weight allows you to wear it without feeling uncomfortable. Adjustable feature allows you to adjust it according to your needs. Posture brace is made from with nylon, which is durable and comfortable to wear. There are four sizes for you to choose from: M, L, XL, 2XL. An elastic band at the shoulder and a shackle at the waist make it easy to wear and easy to adjust. This back brace helps with some bad postures, prevent hunchbacks and develop good postures. So it can play a good role in correcting the back. Species: Back Brace Material: Nylon Gender: Unisex Features: High Elastic, Adjustable, Thickened Shoulder Pads Size Details: M, Suitable Weight: 35-50kg, Suitable Size: 58-66cm/22.83"-25.98"(Approx.) L, Suitable Weight: 50-70kg, Suitable Size: 66-76cm/25.98"-29.92"(Approx.) XL, Suitable Weight: 70-85kg, Suitable Size: 76-86cm/29.92"-33.86"(Approx.) 2XL, Suitable Weight: 85-110kg, Suitable Size: 86-96cm/33.86"-37.8"(Approx.) Warm prompt: Transition: 1 inch= 2.54cm, 1cm=0.39inch 1.Please note that there is a little discrepancy between the picture and the actual item. 2.Please check the size in the picture before you buy it. 3.The color of the item may vary slightly due to the light and the screen, pls understand it. 4.May Exist 1-3cm error of measurement! Package Content: 1 x Back Brace