The Vacuum Insulated Flask Water Bottle with a narrow mouth is 100% food-safe and BPA-free.

Made of 304-grade stainless steel, this insulated steel water bottle is non-toxic and rust-free - it won’t leave a metallic taste.

The stainless steel thermos Flask has a double wall vacuum insulation that keeps cold drinks icy cold for 24 hours and hot drinks piping hot for up to 24 hours.

Trust this to be the best vacuum-insulated water bottle for men and women alike - a reliable companion in all seasons. The flask water bottle available in two sizes - 750ml and 1000ml in stainless steel. 

TEMPERATURE CONTROLLING TIP: Pre-rinse the Flask bottle with hot water if you want to store hot beverages and cold water for cold beverages.