Specifications TypeBack CorrectorMaterialComposite ClothFunctionHumpback CorrectionWeightApprox 67gColorBlack Features 1 Thin and lightweight material is breathable and has sweat absorption making it comfortable to wear day long 2 With a hook and loop it can be adjusted to better fit your body 3 Form the correct seating posture protect eyesight and prevent short sightedness 4 Force the shoulder to be extended fully 5 Decrease your shoulder and waist pain and improve humpback to shape a nice looking figure 6 Suitable for workers teenagers and other people who have bad seating walking habits Package includes 1 x Back Corrector BeltNote Due to the different monitor and light effects the actual color of the item might be slightly different from the color shown in the pictures Thank you Please allow a 1 2cm measuring deviation due to manual measurement