1. Breathable mesh comfort material. The back correction band is made of high-quality materials, which is comfortable, durable, lightweight and breathable. Designed with a multi-faceted, breathable mesh that's soft to the touch and doesn't irritate the skin, making it comfortable. 2. Special design. Our proprietary design is orthopedic and designed to correct your shoulder back posture in the most comfortable way possible. 360° strap wrapping, simple hook and loop design; The back is supported by two 36.5cm fiber 'keels'. Fully adjustable and breathable. You can easily wear it even under your clothes and have your wonderful day in a painless way. 3. Inconspicuous invisible wear. Back posture correctors can be worn on clothing or on the inside of the top at work or in everyday life and are inconspicuous. This harness is especially suitable for people with a slight hunchback, people who walk with their heads down, and people who go to work and go to work for a long time. 4. Adjustable comfort and a wide range of sizes. The back correction belt is available in 5 sizes such as S, M, L, XL, XXL according to waist circumference, height and weight. Please refer to the picture size chart at the end and measure your parts before choosing the right size for you. The adjustable elastic can be adjusted to any position you feel comfortable with.