1.【Vacuum Insulated】 Thermos Flask Bottle is double walled and vacuum insulated, which keeps your favorite beverage cold for hours.
2.【18/8 Stainless Steel】 Thermos Flask Bottle is made of superior 18/8 stainless steel. Your cup or flask is highly resistant to rust and will not retain flavor.
3.【User-friendly Design】 This drink bottle fits in most cup holders and bicycle racks, and the unique powder coating adds slip-free grip, which makes it easy to take with you.