Disclosure : This site contains affiliate links to products. We may receive a commission for purchases made through these links.

Sunglasses for Cycling Siroko K3s Marathon

The new K3s Marathon have breezed through the most extreme quality tests, setting a new standard of quality in sports optics. Lighter than ever, their 26 gram PC frame along with their interchangeable polarized Special TAC 1.2 lens offer any athlete the greatest performance.