BOLISS Big and Tall Ergonomic Office Mesh Computer Desk Chair with Lumbar Supprot and Soft Cushion Flip Arms 400lbs-Black - LONGBO, 2019

• Solve the wobble: For the buyers' feedback of chair wobbling,our design team did a lot of quantitative analysis and repeated testing to figure out why the chair will be wobbled.Because it is a Big and Tall chair,the strength of the base is not enough.We increase the thickness of key parts and strengthen the welding position to solve this problem.Please rest assured to buy it.Please contact our service team when your chair is shaking,we will support the improved base to solve this porblem. From 06/30/2022, Customers who DON'T receive LUMBR SUPPORT ON ALL BLACK CHAIR, PLease CONTACT SELLER CUSTOMER SERVICE, we will send one to you! Solve back pain: In response to buyers' feedback on back pain, we designed a lumbar cushion, which can be adjusted up and down according to different weight and height, and find best state for yourself. Comfort: wide and thickened high resilience cushion, back is grid curve in line with ergonomic design, grid has strong breathability. Lumbar cushion in front of the back can be adjusted up and down, suitable for a wide body shape and will not lean on the hard back, thus increasing the comfort of use. Function: comfortable rotating armrests, chair can be inserted under the table to increase indoor space, the back has a two-position lock to adjust the angle, silent mode PU wheel to prevent floor scratches when working at home or office. Maximum load-bearing is 400 pounds, suitable for home office or corporate office use. Features: easy to install and use for a long time, the commodity according to the BIFMA standard 1.6 times, back grid breathable and thick cushion will not sit on the hard board, suitable for a long time home office or office use. Warranty and After-sales Service: product is provided with 12 months warranty. You can contact Boliss customer service via AMAZON. we are willing to assist you.