2oz Stainless Steel Key Chain Flask by Top Shelf Flasksô This 2oz stainless steel satin finish keychain flask is a great buy! The sturdy design, screw down cap, smooth surface and keychain combine to make this a high quality buy at a super low wholesale price. This unique keychain drinking flask sports a durable keychain that is perfect for a belt-loop or car keys making it discreet and fun! When you need to shop for hip flasks shop at our store and save! This flask is perfect for laser engraving! Each flask is individually packed in a plain black box. This flask measures 2-1/4" High X 3/4" Wide X 2-3/4" Long.