Making wood water - & dirt repellent. Teakshield, naturally water based, protects teak against food and drink stains. It is an almost invisible wood impregnator that makes it difficult for wine, olive oil, butter, coffee to seep into teak. this ensures that after a meal the teak table can just be wiped with a damp cloth, without any nasty stains remaining. This is why teakshield is also extremely suitable for the protection of wooden furniture being used indoors.