MATERIAL: Food grade 304 stainless steel with internal and external polished, with no BPA and inodorous, rustless and durable, prevent scratch and drop-proof, It can be used over and over again, it is a good substitute for glass and paper cups EASY TO STORAGE: They can be stacked up together and save your space, convenient for you to storage and carry around; the capacity of each cup is 500ml/16-ounce, enough for you use WIDE APPLICATION: Can be used as coffee cup, tea cup, espresso cup, wine cup, beer cup, beverage cup and more; suitable for both indoor and outdoor activities, such as birthday parties, home gathering, traveling, camping and so on ECO-FRIENDLY: It can be used over and over again, it is a good substitute for glass and paper cups,You can feel free to use,suitable size for adults or kids daily use Color: silver Material: 304 stainless steel Package Contents: 24 x cups Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.