【Features】Double S-shaped backrest, waist support neck, 48cm wide pillows, more space, comfortable support neck, head full stretch, 10CM lift. 360-degree rotating cushion, three backrests for reading and rest, 8 degrees cushion Link back to create a comfortable rest posture

【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 relieve spinal pressure.

【material】The steel-frame structure is made of 235 projects refined stainless steel. Its service life can be up to 10 years. The castors don’t scrape the floor. The mesh cloth adopts a double layer. The surface layer is Textile mesh cloth and the bottom layer is compound silent Oxford cloth, which is so soft and breathable that they make you feel cool when sitting on the chair. It can be used for a long time with non-deformation. the 3mm thickened mechanism is safe, steady, and durable.

★ 【Design】SIHOO is the crystallization of the common wisdom of many professionals in the 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. This product has passed the SGS authoritative test and the quality has reached the BIFMA X5.1 standard.

★ 【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.