【Material】Made of high quality Linen, no pilling, no fading. The interior is filled with pp cotton, high bulkiness, better air permeability. Thickened steel frame with strong load capacity. Size: 55L*55W*13D CM 【Wedge Shape】 Helps restore the spine's natural 'S' shaped curve and promote correct sitting posture. The lumbar back support protects lower spinal discs from stressful compression, alleviating lower waist and back pain. The height of 55cm can provide support for the neck and relieve neck pain. 【Adjustable angle】The inclination angle of the backrest of this bed can be adjusted in 14 positions, and the adjustable height is between 0° and 90° to obtain the best position. 【Multifunctional Reading Pillow】It can be placed at bed, floor, beach to provide a back support and alleviate the tiredness of waist, back and neck. perfect for bed rest, sofa chair sitting, office working, travel nap, students study, pregnancy breast feeding, etc. Besides, it is suitable for the nursing of patient or the elderly. 【Easy To Use】Portable and quick folding of back rest. Perfect while travelling or going on holiday and it can easily fit in a suitcase or car boot.