Yaheetech Ergonomic Mesh Office Chair, High Back Desk Chair With, White/Gray Product Details Ergonomic Mesh Desk Chair: This high back office chair's ergonomic features, including a large adjustable headrest, retractable padded armrests, a movable lumbar pillow, rocking function and 3.5-inch adjustable range of seat height, offer customized comfort for extended periods of work, study or gaming. Cushioned Seat Mesh Back: This office chair is designed to bring the combined benefits of a foam padded seat and a mesh backrest. Extra-wide cushioned seat is elastic and not easy to deform, offering optimal support for a long period of sitting. Plus, the high backrest wrapped with breathable mesh provides you with a cooler sitting experience and full back support. Adjustable Comfort: The height-adjustable headrest of this mesh gaming chair allows you to find the most comfortable position for your neck and head while sitting upright or reclining. The lumbar support can also be adjusted to maintain proper spinal alignment and promote good posture. The adjustable range of the lumbar support is 2??. Convenient Mobility: This big and tall office chair is equipped with nylon swivel casters to make sure users can move with the chair effortlessly with a 360 degrees rotation. Durable materials of these five casters allow smooth and steady mobility. Straightforward Instructions: All the hardware, connection parts and handy tools are provided in the home office chair's package. Detailed, easy-to-follow instructions facilitate quick and hassle-free assembly. Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.