SIHOO M59AS Ergonomic Office Chair, Desk Chair with 3D Coordinated Flip up Armrests, Computer Dual Back Design and Adaptive Dynamic Lumbar

【3D Coordinated Armrest】SIHOO M59AS's armrests are not only adjustable from front to back and left to right, the linkage design also allows the chair to provide perfect support for your arms at any tilt angle.The PU skin-friendly material provides you with a comfortable touch, so you can have a cozy experience whether you are working or studying or resting and relaxing. 【80° Flip-up Armrest】The armrests of this desk chair are designed to flip 80° and can be placed underneath your desk to save space, or provide you with more space while you play your guitar, saving space while providing you with more space. 【Double Back Design and Adaptive Lumbar Pillow】The back of this ergonomic office chair is designed with double backs, separated backs, which fit your back curve better, and adaptive lumbar pillows, which can be adjusted automatically with the movement of your body, and provide continuous support for your lumbar area no matter what kind of sitting position you are in. 【Saddle Shape Cushion】 The wide cushion of this computer chair adopts saddle shape design, which fits the curve of the buttocks and legs, effectively relieves the sitting pressure, provides effective support and does not cause pressure on the legs at the same time, high-quality dragon mesh, comfortable and durable, ventilated and breathable, and will not feel stuffy when sitting for a long time. 【High Quality Mesh Office Chair】SIHOO M59AS Mesh office chair has been certified by BIFMA and SGS and passed the hydrostatic pressure test of 1136 kg. Our office chairs can withstand up to 150 kilograms. If you have any questions, please feel free to contact us.

Elevate your workspace with the SIHOO M59S Ergonomic Office Chair, a pinnacle of comfort and intelligent design. Its revolutionary double seat back and adaptive dynamic lumbar support work in harmony to perfectly contour and hug your spine, providing continuous support that adjusts to your every move. Experience unparalleled pressure relief with the wide, saddle-shaped seat cushion, crafted from breathable dragon mesh to keep you cool and comfortable during long hours. Gain ultimate flexibility with the 3D coordinatable armrests, offering multidirectional adjustment for perfect elbow placement. They can also be flipped up 80° to slide the entire chair neatly under your desk, maximizing your space. Built to last with a durable plastic frame and certified to meet rigorous BIFMA and SGS standards, this chair supports up to 150 kg. It features a comprehensive suite of adjustments for height, headrest, and lumbar, ensuring a perfect, personalized fit for working, learning, or relaxing.