Unique ergonomic design provides unparalleled comfort. Special body-embracing High back structure properly supports your lower back, minimizing tension on your back. Breathable PVC Leather. High density mold shaping foam. Two comfortable head and lumbar pillows. Adjustable design allows for five adjustment options including Piston lift height adjustment, continuous reclining, recline up to 180-degree, adjustable tilting resistance and 4D Adjustable arm rests. Arm rests allow you to adjust them in four different ways, three dimensions and eight directions including Backwards/Forwards Adjustment, Left / Right Turning, Height Adjustment and Left / Right Adjustment. Bones are made up of steel. Beautiful embroidered logo won't wear out. Class 4 Gas Lift Cylinder to guarantee unparalleled safety and reliability. The iron shell cylinder surrounding the piston lift further enhances the chair's durability. Back dimensions: 50.5 x 83 cm. Seat dimensions: 15 x 53 x 50 cm. Orange and Black.