Nam Lhai is a traditional Thai weaving technique that creates flowing patterns reminiscent of water streams, inspired by the Nan rivers of the Chao Praya River.

The Nan River runs through the northern part of Thailand. It is a tributary of the Chao Phraya River, which is one of the major rivers in Thailand. responsible for many things - water supply, biodiversity, cultural and historical significance for local folklore, songs, festivals etc.