PROFLO PF20174WH 20-1/2" Self Rimming (Drop-In) Oval Bathroom Sink - 3 Holes Drilled Constructed of vitreous china Drop In installation Sink comes pre-drilled with 3 faucet holes for faucets with 4" faucet centers Rear drain location increases available space under the sink Equipped with an overflow to prevent water overflow and spillage