Umami Mart Sake

We love to use these Toyo-Sasaki Large Flat-Bottom Circle tumblers as double rocks glasses, but you can use them for whatever you want! If you want the whole set, the Small and Medium Flat-Bottom Circle Glasses nest into these Large Flat-Bottom Circle Glasses.

Read about our visit to the Toyo-Sasaki Glass factory in Chiba, Japan.


  • Use for: Old Fashioneds, Tom Collins, spirits over ice
  • Comes with: Six glasses
  • Capacity: 11 oz
  • Dimensions: 3”H x 3”D  
  • Material: Glass
  • Made in Japan