bamboo rain sticks
https://y3hkrhb859.doodlekit.com/blog/entry/10083564/how-to-explain-bamboo-decor-sticks-to-your-grandparents
Using bamboo sticks in China is de facto previous. China has long been applying bamboo for years. Needless to say, prior to the dawn of civilization, bamboo was employed for many different functions. It has always