The thattai (Tamil: தட்டை) is an Indian percussion instrument, a type of clapper belonging to the idiophone instruments family.
The thattai consists of a cane tube, in which the end has three reeds (two of them free) that produce a percussive sound when the shaft is shaken with one hand.
The thattai is used as a toy or as rhythmic accompaniment instrument.
[1] There it is made of a split banana stalk, or the leaves.
[1] The instrument or toy is about 5 cm wide.