Office Chair, Happylost Computer Swivel Desk Chair with Adjustable Armrests (Black)

【ERGONOMIC DESIGN OFFICE CHAIR–Improve Your Posture】The design of the backrest fits the shape of the human spine, with the adjustable lumbar support, the office chair will give your back strong support. And the thick seat also can relieve the hip pressure to offer you comfort. Thick padded back & seat take this chair to the next level of comfort. Choose this office chair, choose comfort. 【Breathable & Comfortable】The backrest and headrest are made of high-quality breathable polyester mesh to keep you cool and comfortable. High-density foam-filled seat cushion resists deformation to provide the support that lasts all day long. 【Flexible Adjustment】Adjustable headrest and armrests show the flexibility of the ergonomic office chairs, you can adjust the height of the headrest and armrests according to your needs, finding the best position to perfectly support your neck, cervical spine, shoulders and arms to get the maximum relaxation. By adjusting the seat height to meet your work and daily needs. 【Safe & Reliable】The four-stage steel gas spring and heavy-duty nylon legs with max. load of 300LB, certified by BIFMA and SGS. The thickened explosion-proof steel chassis is hard-wearing, all the details make this desk office chair use longer. The quiet chair wheel wrapped by PU can smoothly rotate 360°.