Mirror Finish Round Flask- SALE! Stainless Steel-colored with a mirror finish. 5 ounce round flask that really shines!Best with non-acidic liquids. Strong juices should not be put in this type of flask. Stainless Steel. Good gift for bright people in your life! Great for tailgators, or those folks who are hard to shop for! Best with non-acidic liquids. Strong juices should not be put in this type of flask. Click here to Contact Us Product Number: FL202