★【Features】"Two-way fine-tuning healthy lumbar pillow protects the lumbar spine, integrated by the bracket Support shoulder vertebrae, multi-dimensional free rotating head pillow to protect the Cervical vertebra, 10cm lift 360° rotation is flexible and suitable for office environment, 120° back-adjustment office rest and correctness, soft cotton and soft cotton cushion is soft and comfortable, sedentary is not easy to deform，Adjustable handrail
★ 【Ergonomic design】SIHOO is recommended by the Ergonomics Application Association. SIHOO's ergonomic design is based on the human dynamic digital model. The ridge backrest and the human spine are exactly the same. Fitting closer together helps release spinal pressure. SIHOO will make you more comfortable.
★ 【Material】The tensile strength of the good net mesh cloth is better than ordinary fabric.The smooth and thickened PU castors don't scrape the floor.The steady high strength alloy gas lift is safe and guaranteed.
★ 【Design】SIHOO is the crystallization of the common wisdom of many professionals in human body, physiologist, product designer, mechanical engineer，does its best to make every step comfortable and safe for every customer. Every small part has strict safety quality testing. Cushion impact test, handrail fatigue test, chair foot static pressure test, in line with the strict standards of office chairs。
★ 【warranty】Product warranty period is one year. If there is any quality problem, please contact us. After confirming, we will change the accessory for you. We promise to provide you with zero profit product accessories within three years of the warranty period.
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