[EASY & QUICK ASSEMBLY] - The office chair comes with all hardware & necessary tools. Follow the desk chairs instruction, you'll found easy to set up, and adjustable chair estimated assembly time in about 15mins. RELIABLE COMFORT - Our desk chair using high-density sponge cushion, more flexible, office chair with a middle back design, can provide good Lumbar Support. The mesh chair uses a high breathable mesh back to make your back feel comfortable. SUITABLE FOR VARIOUS OCCASIONS - It is a good choice to add one of our office chair in your office, put a desk chair in front of your home, and put a set of our computer chair in your activity room. ERGONOMIC DESIGN- The cushion of office chair, armrest accord with human body engineering design, let your body and mesh chair perfect fit, suit long time use. QUALITY ASSURANCE - All the accessories of our office chair have passed the commercial test, which is a guarantee for your personal safety. The mesh chair can bea