Jaadanagam - The Jadanagam hair ornament of South India, is the hair-serpent, worn to accessorise braided hair. The designs have patterns of sun, moon, flowers and buds which are ruby and diamond-studded. The whole long braid is embellished with the cobra like coils of precious jewels which divide into three silk tassels held together by encrusted bells.
HOW TO WEAR JADANAGAM
Starting from the back of the head to the tail of the braid, Jadanagam hair ornament is clipped along the braid till the end with hair clips.
Ref -
https://yehaindia.com/indian-traditional-jewellery-from-head-to-toe/