Robust and environmentally friendly material: the cup is made of sturdy stainless steel, durable, rust-proof, tasteless and environmentally friendly. Great replacement for plastic drinking cups. toxin-free and BPA-free. Fashionable and beautiful appearance: the stainless steel mug is very shiny and the small mug design looks very fashionable. A great gift idea a gift for men's day, also great gift accessories for hip flasks, schnapps bottles. Stackable and easy to carry: 4 stackable cups come with a black leather bag which is easy to carry and store. They can be easily stored in your backpack, handbag and bag. Mini size: capacity: 30 ml. Diameter 37 mm, base diameter: 26 mm, height: 41 mm. Weight:12g/pcs Mini shot cups make drinking easy and convenient when travelling, easy to clean in the dishwasher. Our wine glasses are small, please check whether the size is correct before purchase. Wide application: stainless steel cups are perfect for indoor use such as work, school and home, also ideal for camping, holidays, picnics, hiking and other outdoor sports, parties, etc. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.