Sand: Solid oak wood top covered in a Sand finish. Walnut: Solid walnut wood top covered in a Dark Walnut finish. Black: Solid ash wood top covered in a Black finish. Stone Gray: Solid mango wood top covered in a Stone Gray finish. Solid acacia wood legs covered in your choice of finish. All wood is kiln-dried for added durability. Legs feature adjustable levelers to adapt to varying floor levels. This contract-grade item is manufactured to meet the demands of commercial use in addition to residential. Stone Gray finish made in India. All other finishes made in Vietnam.