1. Material: mesh cloth + plastic board 2. Comfortable, breathable and skin-friendly 3. Applicable parts: waist 4. Simple and easy to pull and adjust freely 5. Pulley waist support, strong tightening 6. 3D woven, comfortable and washable 7. Strong sticky hair, repeated use, not easy to take off 8. Flexible semi-circular waist support back plate, full coverage of the waist, strong support 9. Unit weight: 0.3kg