A back support belt that combines ease of movement and support with a 3D compression design. - Model Name: ZW-5 - Size: M - Brand: ZAMST - Features: 3D compression design, power support function Thank you for viewing. I have used this belt 2 or 3 times. As the size didn't quite fit, I purchased a size L and am now selling this one. ◇ It's in almost-new, clean condition. ◇ The original goods and gift certificate are unused. ◇ The contents are all shown in the images. ◇ Please understand that this is a used item before purchasing. ◇ Please refrain from purchasing if you are concerned about minor details as this is a used item.