JONPONY Heavy Duty Gaming Chair for Adults and 350LBS Reinforced Base,Thickened Seat Cushion, Adjustable Armrest, Big and Tall Ergonomic Office Computer Chair with Massage,BlackJONPONY gaming chair is your ideal choice for working, studying, and gaming. The JONPONY series with ergonomic design is one of the classical series among our products. With an adjustable headrest and lumbar pillow, it comforts both the cervical and lumbar spine. The racing style angle adjustor helps you enjoy reclining and rocking at the same time. Seat cushion and chair back full of high density sponge keep you comfortable after day long sitting.