Stainless steel material made, this stainless steel cup is very reusable, break-proof. Reusable, practical, smooth and safe, the cup is easy to clean and won't hurt your mouth. You can use stainless steel cup to replace other fragile wine glasses, light in weight and small, easy to carry. Features -Color:Silver -Material:Stainless steel -Size:7.50X7.20X7.20cm/2.95X2.83X2.83in (175ml) -Size:9.50X8.20X8.20cm/3.73X3.22X3.22in (300ml) - Beer mug is strong enough, not easily deformed or broken, and can be used for a long time. - Fill it with your favorite beer, water, juice, milk, soda, mixed drink, coffee. - Replace other fragile wine glasses, light in weight and small, easy to carry. - Compact size, for indoor and outdoor camping gatherings. Easy to clean and wash, convenient to use. - Flat bottom to firmly stands on desk or table, will not slide easily, conveneint to use. Package list: 4 x beer mugs