Ergonomic chair Computer chair comfortable and breathable sedentary office chair rotary lift waist support study home chair

1) Nylon plus glass back frame + aluminum alloy side strip connection, soft nylon lifting head pillow, adjustable waist pack
2) The cushion adopts nylon plate + shaped sponge support, with front and back sliding and tail adjustable height
3) Chassis 350 aluminum alloy high feet
4)60MM PU black wheel