Wide Cap Gaskets
Best simple fix for extending the life of your reusable bottle.
These simple silicone rings are the ultimate fix for a leaky bottle, saving you from replacing the entire cap when the seal eventually gives out. It’s a small, sustainable upgrade that keeps your hydration gear reliable for years, though you’ll need to double-check your specific cap model to ensure a perfect fit.
$7.95
at
Klean Kanteen Official Website
Who it's for
- Commuters tired of leaky bottles ruining their bags
- Budget-conscious owners looking to extend their gear's lifespan
- Health-focused users prioritizing non-toxic, flavor-neutral materials
Who should skip it
- Users with limited dexterity or patience for fiddly maintenance
- Shoppers owning non-Klean Kanteen or incompatible cap models
- Busy individuals prone to misplacing small, easily lost parts
Performance breakdown
Sustainability Impact
Prevents entire bottle replacement by extending the life of existing hardware.
Installation Simplicity
Straightforward design makes swapping old seals a quick, tool-free process.
Material Durability
High-grade silicone withstands repeated washing and daily wear without degrading.
Leak Prevention
Restores the original airtight seal, effectively eliminating unwanted spills.
Compatibility Breadth
Limited by exclusion of newer TKWide and Café 2.0 cap models.
Maintenance Value
An inexpensive, essential fix that keeps hydration gear fully functional.
Key Specs
Kit includes two replacement o-rings
Material
Silicone
Wide Opening Diameter
2.125 inches (54 mm)
Compatible with
Café Cap 1.0, Wide Loop Cap, Flip D-Ring Cap
Incompatible with
TKWide internal thread caps, Café Cap 2.0
Pack Size
2 pieces
Know before you buy
Still have a question?
Ask Metto anything about the Wide Cap Gaskets before you decide.
