Similar to: Ishizuka Glass Tsuyoiko Tumbler

This tumbler turns a simple glass of water into a ritual, thanks to an ethereal opalescent finish that feels like a relic from a bygone era. You sacrifice the minimalist transparency of modern glassware for a bold, romantic texture that demands to be held.

These borosilicate tumblers bring scientific-grade durability to your morning coffee or evening cocktail. While the six-ounce capacity is modest, the striking cobalt hue and thermal resilience make them a sophisticated, everyday essential that elevates the simple act of drinking.