Ergonomic Gaming Chair Cortex Comfortable and Breathable Office Chair Height Adjustable Computer Chair with Footstool(RedCortex_with)

- HIGH-QUALITY MATERIALS: shaped sponge filling, 10cm thickened cushion comparable to car seat cushion, not easy to collapse after sitting for a long time, not sitting all the way to the bottom, more comfortable, a whole piece of shaped sponge, no splicing and no mixing. All-metal keel frame, no fake, fat guys can sit anywhere. Multifunctional explosion-proof tray, high-strength explosion-proof steel plate, PU universal pulley, noise reduction without damaging the floor, smooth as silk - ERGONOMIC DESIGN: following ergonomic design, the back has a wrapping feeling when sitting, comfortable and fit, the back, waist and buttocks can all get comfortable support - MULTI-FUNCTION ADJUSTMENT: soft lifting and rotating armrests, adjustable/detachable up and down - VIBRATION MASSAGE LUMBAR PILLOW: adjustable/detachable up and down, more comfortable and fit ergonomics, USB port for power bank/computer - APPLICABLE PEOPLE: adults, adults with large weight