100% PURE COPPER
Beautiful, reusable and recyclable, copper straws are the perfect alternative to plastic and are safe for you and the environment.
Copper has proven natural anti-microbial properties, and after cleaning with warm water and soft soap – your C.STRAW will be 99% sterile within 60 minutes, unlike other straw materials which are only sterile after they have been sterilized.
Because of their antimicrobial properties harsh chemicals are not necessary
Do not use them for hot drinks.