were not tired 7 Legs: Nylon five-star feet, static load 1200 kg of weight, but not due to changes in temperature and humidity embrittlement, durable .8. dispensing add the screws used in patent U.S. "NYLOK" aviation industry, can anti-vibration and anti-loose, let the chair more reliable security 9. Lai year when quality assurance, according to their own needs Choose a different color, and for a long time to maintain color purity, to create a personalized atmosphere 10. products accessories can provide you with a stable quality assurance, longer than