The Eco Portable Wash-Ware Stainless Steel Portable Sink by Acorn Engineering Company makes adding a new handwashing station quick and easy. This free-standing sink can be used inside or out. For added security, a lock and chain can anchor the portable sink in place using two holes in the back of the unit. The Eco-Portable Wash-Ware Stainless Steel Portable Sink arrives flat-packed for easy storage, shipment and assembly. Simply add the compatible faucet and it's ready for use.