Toyo-Sasaki Glass


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Functional glass tumblers combine “Delicateand “Strongfeatures. From Japan to the world, practical glass using a new technology named Full Surface Ion Toughening .

“USURAI” was developed based on the concept of developing practical products that are thin, beautiful, and have high functionality.

“USURAI” has been developed and commercialized over a period of about eight months and it has three main unique features.

  1. TOTAL THIN WALL PRODUCTS: By realizing an unprecedented 1.1 mm thick mouth with smooth cutting, the glass looks nice and delicate.
  2. STRENGTH IMPROVEMENT:  By using an unprecedented technology called "Full Surface Ion Toughening, the strength of the product has improved, making it more resistant to cracking and scratching. In addition, cleaning with a washing machine was allowed.
  3. WEIGHT REDUCTION: Reduced weight by about 33% compared with conventional products, making handling relatively simple. 

Comes in 3 sizes:  Small(Rocks), Medium and Large

Small (Rocks)φ80×H80・M80 355mℓ

Medium(tumbler): φ70×H107・M70 355mℓ

Large(tumbler):  φ75×H143・M75 560mℓ

  • HS Platinum/Full Surface Ion Toughening
  • Set of 6
  • Good Design Award 2017
  • Scratch-resistance
  • Dishwasher Safe
  • Material: Soda-Lime(Lead-Free)

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