Adjustable SizeThis body posture corrector with soft material is freely adjustable with a Velcro closure for women, men and children.Two sizes to choose from which for waists from 23" to 37" while strong, long-lasting Velcro straps let you adjust for a fit that's just right for youRelive PainLong working hours or poor sitting postures cause spine deformation. This posture corrector re-adjusts the spine and helps to regulate the pressure on the neck, upper back and shoulders. It only takes a few hours a day to improve the chest-bearing hunchback, improve temperament, and increase confidencePremium ConstructionThe double X design and Powerful auxiliary support rod plates ensure stable support to improve your posture. The pressure is distributed on the shoulders and chest, and cotton pads are used to ensure shoulder comfortComfortable and BreathableThis body Posture Corrector is made with breathable, strong, washable, and high-quality materials, for long-lasting back support. Softer, foam shoulder pads are designed for comfort. Wear it at the office, at home or just on a walk to improve your posture when it's convenient for youLifetime WarrantyOur products are rigorously tested and made with love because we believe that you deserve the best. If you are not completely satisfied, we will happily give you a replacement or a refund