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. 100% 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 mens 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. 0berer diameter 37 mm, base diameter: 26 mm, height: 41 mm. Weight:12g/pcs 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 Product 4 pieces 30 ml stackable stainless steel wine cups are perfect for indoor use such as work, school and home, ideal for camping, holidays. Super gift accessories for hip flasks, shot bottles. 1. Made of durable and rust-proof stainless steel. It is reusable, tasteless and environmentally friendly. Stainless steel mug is virtually indestructible and super hygienic. 2. Stackable cups easy to clean. Ideal for camping, hiking and other outdoor sports, parties, etc. 3. 4 stackable cups come with a black leather bag which is easy to carry and store. 4. Also ideal for hiking or at parties, fancy dress, carnival, Oktoberfest.Capacity: 30 ml. Top diameter: 37 mm, base diameter: 26 mm, height: 41 mm. Weight:12g/pcs Specification: Material: stainless steel Capacity: 30 ml. Upper diameter: 37 mm. Base diameter: 26 mm. Height: 41 mm. Weight: 12 g/piece. Box contents: 4 x stainless steel cups with a leather bag