Dried grass straws. Product of Vietnam. Made with Lepironia Articulata. The stem was hollowed out, cleaned with fresh water and dried by heat before passing through UV light.
Diameter 0.45-0.6mm (Different part of stem on the grass used to make drinking straw)
Tested and complied to:
BAM Chapter 12
AOAC 980.31 (21st Ed., 2019)
Mother Earth thank you for your help.