Formula Gel Flask
Best reusable nutrition solution for endurance runners seeking convenience.
Ditch the sticky, single-use trash and streamline your mid-workout fueling. By mixing your own gels, you trade the convenience of pre-packaged convenience for a cleaner, more consistent delivery system that keeps your hands and gear mess-free.
$6.99
Who it's for
- Environmentally conscious athletes looking to minimize their trail footprint
- Budget-minded runners who prefer specific homemade carbohydrate ratios
- Endurance racers needing quick, one-handed fueling during high-intensity efforts
Who should skip it
- Busy commuters who prefer dishwasher-safe gear for quick turnarounds
- Long-distance hikers requiring high-calorie density for multi-hour excursions
- Organized athletes who prioritize keeping their gear and clothing spotless
Performance breakdown
Waste Reduction
Effectively replaces dozens of single-use gel packets per training cycle.
Flow Consistency
Bite valve delivers a smooth, controlled stream of viscous energy gels.
Ease of Cleaning
Wide opening simplifies rinsing, though the valve requires occasional deep cleaning.
Portability
Compact, lightweight profile slides easily into jersey pockets or running vests.
Preparation Speed
Quick-mix design streamlines your pre-ride fueling routine significantly.
Material Durability
BPA-free plastic withstands repeated squeezing without compromising structural integrity.
Key Specs
Capacity
150 ml (5.07 oz)
BPA Free
Yes
Closure Type
Bite valve
Insulated
No
Dishwasher Safe
No
Leak Proof
No
Valve Type
Bite Valve
Quick Disconnect Feature
No
Filter Included
No
Know before you buy
Still have a question?
Ask Metto anything about the Formula Gel Flask before you decide.
