Not A Fragile Cup: Made of 304 stainless steel, and it won't rust,you don't need to worry about fragile like glass measuring cups. Prominent scale marking: Allows you to easily see the volume of liquid you need,which can hold up to 100ml of liquid. Precise scale makes your coffee making easier. compatible with Sharp Spout: Eagle mouth bionic design of espresso pouring cup, which allows you to pour liquids more easily without worrying about spills and drips. Wide Mouth Design: The mouth of the espresso cup is 2.83 inches in diameter, which is wide enough so there is plenty of room for the espresso to drip into the cup. Suitable for most espresso portafilters. Wide Application: These coffee measuring cups not only for coffee, but also for making various drinks, desserts, cocktails,etc. Great for mixing drinks and pouring other liquids. It's also a good choice for coffee bean dosing cup.you can create additional things with it by using your imagination. Made of 304 stainless steel, and it won't rust,you don't need to worry about fragile like glass measuring cups. Allows you to easily see the volume of liquid you need,which can hold up to 100ml of liquid Eagle mouth bionic design of espresso pouring cup, which allows you to pour liquids more easily without worrying about spills and drips.