Nylon and Spandex
You can adjust the Velcro on the back to fit for your shoulder width.
Portable design, solve the disadvantage of traditional back belt.
The back Velcro design, you can freely adjust, easy to use.
Please allow 1-2cm differs due to manual measurement, thanks.
Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures. Thank you!