SIHOO M59AS Ergonomic Office Chair, Computer Chair with 3D Flip-up Armrests, Dual Backrest with Dynamic Adaptive Lumbar Support

90°Flip ArmrestsThe armrests of this office chair are designed with 90°flip design, which can be placed under the desk to save space, and also can provide you more space when you play the guitar, providing you more space while saving space.
[Dual Backrest Design and Adaptive Lumbar Pillow] The backrest of this ergonomic office chair is designed with dual backrests, separated backrests, which fit your back curve better, and adaptive lumbar pillow, which can be adjusted automatically with your body movement, providing continuous support for your lumbar area no matter which sitting position you are in.
Saddle Shape Cushion The wide cushion of this computer chair is saddle shaped to fit the curves of your buttocks and legs, effectively relieving the pressure of sitting, providing effective support without putting pressure on your legs, and the high-quality dragon mesh is comfortable and durable, ventilated and breathable, and you won't feel stuffy after a long time of sitting.
High Quality Mesh Office ChairSIHOO M59AS mesh office chair is BIFMA and SGS certified and passed the hydrostatic pressure test of 1136 kg. Our office chairs can withstand up to 150 kilograms of weight. If you have any questions, please feel free to contact us.