Brown - Concave Copper Tumbler (450 ml) (Single Piece)Size Length 10 cm, Width 10 cm, Height 8 cm. Weight 240 grams (approximately). Material Adorned with hand beaten indentations by the Tambat craftsmen, these brown copper glasses are a must have at home or in your office. With copper's anti microbial properties, drinking from this glass will be a healthy experience. *Please note the tumbler you order will have the beaten work as the image with the single tumbler. Capacity: 450ml. 99% pure Copper,