The Duo old fashion glass is designed and made by Sugahara Glasswork Inc. Sugahara is established in 1932 and based in Chiba, Japan. Each piece is entirely mouth blown by skilled glassblowers. Please keep in mind each piece will have a slight difference in shape and tone. 

• Origin: Chiba, Japan 
• Materials: Glass
• Care: Hand wash preferred
• Size: 7.8 oz,  3.25" Height , 3.5" Diameter