Giantex Office Chair, Ergonomic Desk ChairDescription Enjoy relaxed long hour seating with our office chair! This office chair has a breathable mesh backrest for increasing airflow with good heat dissipation. The high density sponge cushion features 3 thickness to make sure lasting plumpness and comfortable support. Also, the armrests can be flipped up for convenient storage or put down for resting arms. This swivel office chair allows you to easily change the directions. With a 90 120 degree