The Sea Dayaks at the present day are, as far as the men are concerned, the most extensively tatued tribe in Borneo, with the exception of the Bakatans, Ukits, Kahayans, and Biajau; nevertheless, from a long-continued and close study of their tatu, we are forced to the conclusion that the practice and the designs have been entirely borrowed from other tribes, but chiefly from the Kayans.