Our most popular size, the 40 oz. is the perfect combination of size and sustainability. Whether you’re a weekend warrior, or enjoying everything nature has to offer the 40 oz. helps you get it done.
40 oz size for everyday use, outdoor adventure, workouts, hikes, trail running and everything in between!
Technology
Tru Flaskโs double wall vacuum insulation Tru Tempโข technology helps to maintain the temperature of beverages โ up to 24 hours for cold drinks and up to 12 hours for hot drinks.
Each Tru Flask features a non-slip powder coat that keeps your flask from sweating and your hands nice and dry.
All Tru Flask bottle lids are interchangeable regardless of flask size, making it easy to switch out lids whenever you desire.
Are Tru Flasks and Lids dishwasher safe?
Yes and No. All Lids are dishwasher safe, however, we recommend using the top rack only. We suggest washing the Tru Flask itself by hand with warm soapy water.
Are Tru Flask products microwavable?
Never microwave the Tru Flask.
Can I freeze or refrigerate my Tru Flask?
We do not recommend freezing or refrigerating the Tru Flaskยฎ as this can compromise the integrity of the insulation technology.
Guarantee
2 years
Easy to handle : Wide Mouth opening for easy pour and flow
Insulated : Safeguards to sustain optimal drink temperature, cold 24 hours and hot 12 hours
Easy to use : Everyday use, outdoor adventure, workouts, hikes, trail running.
Durability : Resistant 18/8 stainless steel
BPA Free
Versatility : Interchangeable with all Tru Flask lids





















Reviews
There are no reviews yet.