This description was written by manula thejan on 09.12.2019 .

HakGediya is a sri Lankan ceremonial horn manufactured by a conch shell. It is used to perform the dramatic end of many Buddhist rituals. Hakgediya is known to be a very loud instrument which can be blown softly or loudly.To use this instrument, the player must have a brilliant lung capacity and a lot of energy.

Source(s) : https://www.srilankalocaltours.com/top-10-musical-instruments-in-sri-lanka/
https://en.m.wikipedia.org/wiki/Hakgediya

Image links: https://drive.google.com/file/d/17walZ7hejm4m3D0p4FMO0tX4HwzDyjju/view?usp=drivesdk

https://drive.google.com/file/d/17ydRKtazNvIWq0j14cnAOZ1_NfayZEka/view?usp=drivesdk