Features:Food-grade stainless steel material is harmless to your health.Completely leak-proof, you can turn it down, shake it up, and roll it as you like.It would be a gift for your family or your friends.Light weight and portable to carry.Descriptions:It is crafted and designed with a powder coated finish to last and anti rust.Compact design for you to put it into your briefcase or handbag.Great for people at office, school,family, park, hiking, camping, indoor and outdoor activity. Specifications:Color: blue, green, pink, orangeMaterial: stainless steelSize: 180*65mmCapacity: 300mlInsulation performance: 6-12 hoursPackage included:1 x Vacuum FlaskNotes: 1.Due to the difference between different monitors, the picture may not reflect the actual color of the item. 2.Due to the manual measurement and different measurement methods, please allow 1-3cm deviation. Thanks!