Mobile and adjustable for comfort and productivityOverall dimensions of 24"W x 29"D x variable heightMeets ANSI/BIFMA standardsDurable steel frame with powder coat painted finishTwo-tiered shelf design with double laminate wood surfaceUpper shelf measures 24"W x 14"D with 33.98" - 45.79"H adjustable height rangeLower shelf measures 24"W x 16"D with 30.04" – 41.85"H adjustable height rangeBottom shelf measures 21"W x 16"D x 5.5"HHeight of lower and upper shelves adjust simultaneously in 1" incrementsFour 3" furniture grade casters, two with locking brakes, for easy maneuverability and stabilityIncludes all hardware and tools required for assemblyStand up desks promote better posture, reduced back and neck pain, a thinner waist line and other health benefits