Reduce. Reuse. Repair… Klean Kanteen's Maintenance Kits are designed to do just that. A no-fuss fix that extends the life of your bottle so it’s running as long as you are.

Kit includes: two replacement o-rings for Wide caps.

Works for all Wide caps: Café Cap 1.0, Wide Loop Cap, Flip D-Ring Cap
(Note: Does not work with Café Cap 2.0)

Wide Opening Diameter: 2.125" (54 mm)