Thank you for coming to our shop, I hope it is to your satisfaction Item Name: Back Brace 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.) Specifications: 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. You will wear it without feeling uncomfortable due to its light weight. And you can adjust it according to your needs through its adjustable feature. 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. You will not get your back hurt when have strong support from all angles and gently disperse the tension you need for alignment and stability with this back posture corrector. Kindly Remind: Due to light and display, there may be slight differences between the picture and the actual color of the product. The color is subject to the goods received. In addition, please allow slight size difference due to manual measurement. High quality, assured choice is guaranteed Package Includes: 1 x Back Brace