Milspec GI Style Stainless Steel Canteen Cup can fit under all one-quart plastic canteens and has a capacity of 24oz. This canteen container features a butterfly handle that can extend out 2 3/4" and has a 3 1/8” hand opening to ensure a sturdy hold. The stainless steel cup measures: Top- 5 1/4” X 3 1/4”; Bottom- 4 1/2” X 2 7/8”; Height- 3 3/4”. Whether you are camping, hiking, or in any outdoor situation, Milspec canteen cup is perfect to bring along with your other outdoor gear (Canteen Sold Separately).