Iron Flask Spout Lid
Best leak proof upgrade for active users seeking effortless hydration.
These replacement caps offer a reliable, high-flow solution for wide-mouth hydration vessels. Designed for durability and ease of use, they ensure a secure, leak-proof seal that keeps beverages contained during daily commutes or rugged outdoor adventures.
$34.99
at
Iron Flask
More Wide Mouth options
Who it's for
- Busy commuters and athletes needing quick access to water
- Travelers prioritizing a dry bag and reliable containment
- Existing Iron Flask owners seeking a more functional drinking interface
Who should skip it
- High-intensity trainers requiring rapid hydration after heavy exertion
- Users who prefer low-maintenance accessories and simple hand-washing
- Outdoor adventurers who frequently subject gear to rugged conditions
Performance breakdown
Seal Integrity
The screw-on mechanism creates a reliable, worry-free barrier against accidental spills.
Flow Rate
Spout design allows for rapid, consistent hydration during intense physical activity.
Material Safety
BPA-free, non-toxic construction ensures your water remains clean and untainted.
Compatibility Range
Fits standard wide-mouth vessels perfectly, though check specific bottle threading first.
Durability
Rugged plastic build withstands daily drops and rough outdoor handling easily.
Value Proposition
Including two lids provides an essential backup for long-term daily use.
Key Specs
Material
BPA-free plastic
Compatibility
Wide mouth water bottles
Leak-proof
Yes
BPA-free
Yes
Included Parts
2 x Spout Lids
Warranty
Lifetime
Know before you buy
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Ask Metto anything about the Iron Flask Spout Lid before you decide.