PREMIUM MATERIALS The surface of this chair is made of upgraded PU leather. It is durable and reliable, instead of tearing easily like other chairs. Perfect for smooth height adjustment. Durable enough for a very long lasting use. A good gas lift can help you find your favorite position. The durable and solid metal base offers great support for the whole chair. The heavy duty frame makes this chair stable enough. 360°swiveling casters make the chair move smoothly and quietly. The high quality casters do no harm to your floor or carpets. Mesh Office Chair Leather Office Chair Mordern Home Office Chair Modern Barstools Height Adjustment ✓ ✓ ✓ ✓ Swivel ✓ ✓ ✓ ✓ Armrest ✓ ✓ ✓ × Footrest × × × ✓