🌳【Adjustable Ergonomic Mesh Office Chair】 Both multifunctional adjustment and ergonomics are the features for this computer office desk chair. Seat height,headrest and lumbar support are all adjusted up and down for your comfort. Meanwhile, combines ergonomic design, you can work on this executive office chair for hours a day with no fatigues. 🌳【Breathable and Comfortable Seat Cushion】 We use high elastic mesh and high resilience foam for the seat. As we know, the comfort experience is so important for sitting hours. This mesh office chair are high breakable and super comfortable, even you sit for a long time, it still can be kept as it is,and can’t be changed. 🌳【Mesh High Back Design and adjustment 90-135】 This computer office chair back can be adjusted from 90 to 135 for your comfort, you can lock in any angle you want. Meanwhile 360 swivel wheels can be moved freely, the high back and headrest are both made of mesh, it’s super breathable and giving you high resilience support. 🌳【Super Easy to Assemble】 There is a clear assembly manual in the package, you can follow it step by step very easily. And no more extra tools needed, all the screws and tools are already in the box. Mostly, it can be assembled within 15 minutes. 🌳We are confident that you’d love this mesh office chair, if you don’t want it after received, that’s no problem, we provide 30 days return and money back guarantee for any product quality issue and 12 months warranty on parts replacement. Meanwhile, our customer service team are always be your support, any issue we will reply you within 24 hours.