If stains appear, try to clean with a gentle soap and sponge, if this doesn't work, you can use a steel sponge and use it gently, afterwards polish it with copper polish. - to keep it shiny, apply copper polish every 6 weeks.
The Moroccan Small Copper Handmade Bathroom Sink/Basin Oval Vessel Sink Bowl Faucet would be ideal for elegant and rustic-themed bathrooms.