Material: Glass Shape: Round Type: Tumbler Color: White Size: Small (Diameter: ~17.9cm) These are handmade glasses from Sanyu Glass Craft Co., Ltd., which is now closed. They can be used for iced coffee or as a rocks glass. They have a frosted finish. Diameter: 80mm Height: 85mm Capacity: 300cc The manufacturer's suggested retail price decades ago was 1,540 yen per glass. This listing is for 3 glasses at 3,360 yen. A great-value set of 6 glasses is also available. There are 200 in stock.