*Edible rice-flour straws produced by Vietnam from Sa Dec rice flour source, can be maintained 30 minute to 1hour (depending on temperature) when using. Made with cooked rice flour, so it is just a tool. *For protecting our environment from plastic trash, biodegradable straws play an important role in the drinking trend nowadays. Our product is friendly for healthy with 100% made from natural ingredients, no chemical, well cleaned and honed. Product Rice straws (straws made of rice flour) Material Rice flour, wheat flour Color many color Standard size length: 10cm-25cm & diameter: 5-15mm ; or customer request Feature eco-friendly, good for health, no chemical Price Please contact us for the best price