

Everything the 32 oz flip-straw does, upsized for people who count hydration in liters: 40 oz of high-borosilicate glass behind a leak-proof flip straw and a handle built for carrying, not decorating. The stable base still fits most cup holders, and the wide mouth takes a tray of ice without complaint. Glass, at the capacity where most brands quietly switch to plastic.
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| Family | Travel & Big Tumblers |
|---|---|
| Rating | 4.2 out of 5 (1,022 ratings) |
| Price | $19.99 |
| Colors & variants | View the official listing |
The closest alternatives inside the Tronco range.