EcoVessel BOSS Growler
Best large-capacity insulated vessel for long-haul beverage temperature retention.
This is the gold standard for keeping a massive volume of liquid at temperature for days, not hours. By eliminating plastic contact entirely, it ensures your craft beer or coffee tastes exactly as intended. It’s bulky and heavy, but for pure thermal performance and flavor integrity, nothing else comes close.
$39.99
at
Morecoffee
Who it's for
- Campers needing reliable temperature control for multi-day trips
- Drinkers who enjoy customizing beverages with fruit or tea
- Adventurers requiring rugged gear for demanding outdoor environments
Who should skip it
- Backpackers prioritizing lightweight gear for long-distance treks
- Shoppers seeking budget-friendly options for basic beverage transport
- Users wanting low-maintenance drinkware that is easy to clean
Performance breakdown
Cold Retention
The 150-hour performance sets a new benchmark for long-term temperature stability.
Material Purity
Innovative lid design ensures your beverage never touches plastic components.
Build Durability
Rugged stainless steel construction handles heavy-duty outdoor use with ease.
Pour Control
Dual-opening system makes filling and pouring mess-free and precise.
Hot Retention
Reliable thermal performance keeps coffee or tea steaming for a full day.
Portability
Massive 64oz capacity is ideal for basecamps, though heavy when fully loaded.
Key Specs
Capacity
64 oz
Insulation Technology
TriMax™ Triple Insulation
Cold Retention
Up to 150 hours
Hot Retention
Up to 24 hours
Material
Stainless Steel
Lid Type
Screw Cap
Finish
Powder Coat
Intended Use
Travel
Insulation Type
Vacuum Insulated
Closure Type
Screw Top
Know before you buy
Still have a question?
Ask Metto anything about the EcoVessel BOSS Growler before you decide.
