Orange Mud, LLC
No-Bounce Hydration Pack Perfect for Sport & Adventure
Stay hydrated anywhere. Free shipping over $75.
Ultraflask, 450ml, 15 oz, Hydrapak, awesome soft flask!
$14.00
$22.95
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UltraFlask 450ml: Flexible, No-Slosh Hydration
Meet the UltraFlask 450ml soft flask, your perfect hydration companion from Orange Mud. Its super-soft, body-conforming material fits any pocket, offering quick, on-the-fly access with or without its 4" hose.
Dynamic Performance, Easy Hydration
This flask shrinks as you drink, actively reducing water sloshing for a quiet, stable carry. Its versatile design allows direct bite valve mounting to the cap. Fill it easily with ice or warm water (up to 140°F / 60°C) thanks to the wide 42mm sport cap.
Built Tough for Any Adventure
Durable and resilient, this flask is 100% BPA and PVC Free and built for a lifetime of tough use, backed by a No-Leak™ Guarantee.
Capacity: 450ml (15 fl oz) | Weight: 1.3 oz. Your go-to for light, versatile, and secure hydration.
Specifications
- CAPACITY: 15 fl oz
- WEIGHT: 1.3 oz (37 g)
- DIMENSIONS: 8.75 x 2.25 (22.23cm x 5.72cm)
- MATERIAL: 0.25 mm TPU, HDPE
Care Instructions
- Rinse before use. Dishwasher safe (top rack recommended).
- Note that the hose is held in place by a press fit plug on the bottom of the cap. If you want to take it apart to clean, just pull the hose firmly off the cap, being careful not to lose the plug.
Frequently Asked Questions – UltraFlask
What is the capacity of the UltraFlask?
The UltraFlask holds 450ml (15 fl oz) of liquid, making it ideal for trail running, cycling, or any adventure where lightweight hydration is essential.
Is the UltraFlask durable and leak-proof?
Yes! Constructed from flexible TPU and HDPE, the UltraFlask is 100% BPA and PVC free and comes with our No-Leak™ Guarantee, ensuring durability for tough outdoor use.
Can I use ice or warm liquids in the flask?
Absolutely. The wide 42mm sport cap allows for easy filling with ice or liquids up to 140°F (60°C).
How do I clean the UltraFlask?
Rinse before first use. The flask is top-rack dishwasher safe. The hose can be removed for cleaning by gently pulling it off the cap—just be careful not to lose the press-fit plug.
Can the UltraFlask fit in my hydration vest or pocket?
Yes! Its soft, flexible design conforms to your vest or pocket, minimizing bounce and making hydration quick and convenient on the move.