1. Material: PP (environmental protection polypropylene)
2. The six-line fan-shaped double back design relieves the pressure on the spine
3. Ergonomic design fits both backs and protects the spine
4. Elastic support design with massage effect
5. With 360-degree movable double back design, the angle can be adjusted with the twist of the body
6. Two-way hollow vent design, breathable and not stuffy
7. The height of the back can be adjusted according to different heights, which is more comfortable
8. Dimensions: 42 x 39 cm
9. Net weight: 1.4 kg