Free Shipping on Orders Over $99

Free Shipping Policy

Free Shipping applies to all orders placed for $99 and above
(pre-tax value). Some restrictions apply:

  • Offer valid in the Lower 48 States only
  • Excludes Travel Cases and some other oversize items (prices can be calculated in the cart before checkout)


Offer valid for 10% off qualifying items.

Some exclusions apply.

For questions, contact us by calling 1.800.627.6664

KASK Koo Open Lens

Kask KOO Open interchangeable lens eyewear is gaining popularity for it's incredible effectiveness, coverage, helmet integration and aerodynamics. Kask offers various lens options for the KOO Open, with standard, clear and a UV light changing photochromatic option available.

Precision crafted Zeiss lenses for the KOO Open are easily installed, with minimal handling of the actual lens. Equip your KOO Open frames with all the lenses you will need for your cycling adventures.


  • Precision crafted Zeiss interchangeable replacement lenses for Kask KOO Open
  • Easily to install and secure in KOO Open frame with minimal handling
  • Color: Photochromatic (Gray scale) Filter Category 1-3
  • Please contact us for other lens color options
Sale Price
Reg Price $79.00