On the festival of Balev or Raksha Bandhan, the Brahmins change their sacred threads. On the same day Sisters Tie Rakhi on their brother's wrist wishing them a happy life. The day is also celebrated as Nariyeli Poonam in the coastal areas of the State, where people worship the sea offering coconuts.On the festival of Balev or Raksha Bandhan, the Brahmins change their sacred threads. On the same day sisters Tie Rakhi on their brother's wrist wishing them a happy life. The day is also celebrated as Nariyeli Poonam in the coastal areas of the State, where people worship the sea offering coconuts.