The KOO Open Cube Sunglasses are the kind of accessory that you will want to use on every ride. Luckily, with the right lenses, you can. Spare lenses for the Open Cube come in seven colors with different VLT and filter categories including mirrored, clear, and infrared coatings. The VLT options range all the way from zero to 85 percent while the filter categories span from zero to three. Because of the open frame and single-lens system of these glasses, it is very easy to swap out lenses. The KOO Open Cube glasses are some of the most highly touted in the cycling world and these lenses are here to improve them even further.

SPECIFICATIONS

• VLT: 16, 18, 19, 21, 85 percent
• Filter Category: 0, 2, 3