Product Description Stools with Contoured or Oval Backrest Special high density foam for backrest 360° Adjustable in right- and left-handed models The foam inside the seat is high quality and the seat will consistently keep original shape after several years use. Integral Gas Cylinder-Cylinder for height adjustmentTile caster-Five twin-wheeled casters for smooth rolling movement. Casters for carpeted surfaces available as a no-charge option. (It can provide different kinds of casters in terms of requirements from customers) Superior abrasion resistanceAntimicrobial/bacterial & mildew resistant vinyl throughoutThe 5 star base is made of aluminum and it is certificated by USA BIFMA12 standard colors available . OUR COMMITMENT TO YOU:We'll patiently listen to your concerns and guide you to the right product for your individual needs.We'll manage your expectations and meet your requirements with regards to delivery timescales.Our quality is guaranteed absolutely and price is very favorable.Our after-sales service is second to none. We’ll listen to your concerns and deal with any issues immediately: The sale is not complete until you are satisfied.We want to ensure that your purchase represents good value for money.When your business partners, friends and family need our products, we want them too to benefit from the high quality products, incredible value for money, and high quality after-sales service that you have experienced with us. RELATED PHOTOS: