The FCS Water Bottle 600ml, designed to never leave your side. Built to be a more sustainable choice for the planetBottle FeaturesDouble Walled pro-grade 304 stainless steel vacuum technologyInsulated silicone flex capHardshell powder coatBPA freeThermo Insulation keeps cold drinks cold for up to 24 hours and hot drinks hot for up to 12 hours.Cup holder compatible600ml / 20 oz