Flash Furniture Low Back Designer Armless White Ribbed Swivel Task Chair Contemporary Task Chair Low Back Design Glossy White Vinyl Upholstery Foam Molded Seat and Back Chrome Border Swivel Seat. Dimension(Inches) - Seat Size- 17.5W x 16D. Seat Height - 18 - 23H. Weight Capacity - 250 Pounds Pneumatic Seat Height Adjustment Chrome Base Dual Wheel Casters CA117 Fire Retardant Foam