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 Cube Lens

Kask KOO Open Cube interchangeable lens eyewear adds an open-bottom shield lens options to the KOO line-up. As with the standard KOO Open, the incredible effectiveness, coverage, helmet integration and aerodynamics are complemented by Zeiss optics. Kask offers various lens options for the KOO Open Cube, with standard, clear and a UV light changing photochromatic options available.

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


  • Precision crafted Zeiss interchangeable replacement lenses for KOO Open Cube
  • Easily to install and secure in KOO Open Cube frame with minimal handling
  • Color: Photochromatic (Gray scale) Filter Category 1-3, Super Blue (VLT 14% FC3
  • Please contact us for other lens color options