HULLR Gaming evolution technology has the most advanced features in the market. The backrest has an incredible 90 ° to 180 ° Flexibility and can be locked in twenty different positions while reclining. The 2D armrests offer a wide range of preferred positioning to fit each gamer’s individual position. In addition the soft polyurethane pads provide an optimal rest for your elbows and contribute to a proper sitting position. The advanced gas pressure spring together with the solid aluminum chair base allow a total capacity of 330 pounds (user weight).