Description:Made of thin and breathable material, the product can provide comfortable wear all day long. Special structure design can help improve wrong seat posture and hump.Features:1. Thin and lightweight material is breathable and sweat-absorbing for comfortable wearing all day long.2. With hook and loop, it can be adjusted to better fit your body.3. Shape the right posture, protect your eyesight and prevent short-sightedness.4. Power of the shoulder can be extended completely.5. reduce your shoulder and waist pain and enhance hump to shape a beautiful-figure.6. Suitable for workers, teenagers and other people who have poor seat walking habits.specifications:Item Type: Back CorrectorMaterial: Composite ClothColor: as pictures ShownFunction: Humpback CorrectionWeight: Approx. 67gPackage Included:1 x Back Corrector1 x manual instruction1 x Zip OPP bag package