Bright And Smooth: The mouth of the cup is round and smooth, and the mouth of the cup is polished many times without burrs, and drinking water does not hurt the mouth. The inside of the cup adopts exquisite wire drawing technology, which is wear-resistant and easy to clean. Durable: Made of 304 food grade stainless steel, resistant to falling, not afraid of falling from high altitude, durable. Stay Original: Double insulated glass cups are designed to make beverages colder or hotter than traditional glass, maintaining the original taste and nutrition of the beverage. Keep cool in summer and warm in winter. Capacity: The total capacity of the cup is 280ml 200ML. They're perfect for everyday brews or teatime at home or the office; the travel-friendly mugs are also perfect for your RV or campsite. Easy To Clean: The large, wide opening and smooth round shape are easy to clean. Name: 304 stainless steel Cups Colors: Silver Material: 304 stainless steel Product Capacity: 280ml 200ml Product weight: 400g Function: Suitable for beer, coffee, tea, Milk, fruit drinks, etc. Product contains: 1 stainless steel metal cups Note: The cup is purely manual measurement, there will be a slight error in the size and capacity, please refer to the actual product!