Thermal Protection That Never Fades
High-grade 304 stainless steel ensures your beverages stay at target temperature for hours without degradation.
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LED temperature display for real-time accuracy
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Durable 304 stainless steel construction
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Vacuum insulated for 12h+ thermal performance
While generic bottles lose 40 degrees in one hour, our 304 steel vacuum insulation locks heat in for the entire day.
Why Professionals Make The Switch
Compare the longevity and performance of 304 steel against market alternatives.
| Our Retro Flask | Others | |
|---|---|---|
| Real-time LED Display | ||
| 304 Stainless Steel Core | ||
| 12h+ Heat Retention | ||
| Zero Condensation Sweat |
Your Questions, Clarified
Everything you need to know about our thermal technology.
1
How does the LED display work?
The lid features a high-sensitivity thermal sensor. Simply touch the top to see the internal temperature instantly without opening the flask.
2
Is the 304 steel dishwasher safe?
While the steel body is highly durable, we recommend hand-washing to protect the electronics in the LED display lid.
3
How long will it keep my beverage hot or cold?
Thanks to our vacuum insulation and 304 steel construction, beverages remain at target temperature for 12 to 24 hours.
4
Does it fit in standard car cup holders?
Yes, our design-conscious dimensions ensure it fits perfectly in most modern car and gym equipment cup holders.