Khruang Sai is a traditional Thai music genre that features a unique blend of instruments and melodies. It is characterized by its use of string instruments, such as the saw duang and saw u, along with percussion and wind instruments. This style of music often accompanies traditional Thai performances, including dance and theater. The term "Khruang Sai" translates to "flying machine," reflecting the lively and dynamic nature of the music. It is commonly performed at cultural events and celebrations, showcasing the rich heritage of Thai culture. The genre plays a significant role in preserving and promoting traditional Thai arts.