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$30.00



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Additional helmet liners available to One K Defender Helmets. Perfect to quickly swap over if you have multiple rides or if you require and in between size.

The base shells for the Defender are Medium, Large, and XLarge.

  • Use the Medium size helmet shell with a Small or XSmall liner to change the fit to a Small or XSmall.
  • Use the Large size helmet shell with an XLarge liner to change the fit to an XLarge.
  • Use the XLarge size helmet shell with an XXLarge liner to change the fit to XXLarge.
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