Stained Enamel: Poorly stained tooth that can't be enhanced by tooth whitening can greatly be improved by dental veneers, which purpose to cover and “hide” any existing stains with your pure enamel.Porcelain Veneers ฿12000 - ฿14000 Porcelain veneers are thin porcelain laminates put over entrance teeth to vary condition, sahde or dimension