Featur Dual Adjustment Design - The waist belt allows you to freely adjust to your preferred tightness. It allows you to adjust the pressure in different areas EXQUISITE WORKMANSHIP: The sacroiliac belt is made of high-strength material, which conforms to the shape of your body and flexes as you move. The high elastic waistband secures the brace to the body and minimizes brace movement, preventingsit from sliding up and down when you move walking, sitting, standing or doing other physical activities. It will not be deformed after long-term use. Beautifully packaged as a gift for your spouse, parents, relatives. Non-Slip Durable - What39;s more, we included non-slip silicone strips to make sure it stays in place and doesn39;t ride on your hip no matter what. You can even work out while wearing it - you can sitting comfortably, sleep in it, and easily hides it under any clothing without realizing you are wearing it. 100 Satisfaction: If Chave any question, please feel free to contact us.We will try out best to help you. Notice: Actual color may be slightly different from the image due to different light effect Please allow 1-3cm deviation due to manual measurement Material: neoprene Size: 109cm140cm Package List: 1X Back Support Belt