Koo Nova sunglasses are an innovative product that harmoniously combines modern technologies with exceptional comfort of use. Designed with active people in mind, these glasses provide maximum protection and unparalleled efficiency, regardless of lighting conditions. Thanks to their extremely lightweight construction, weighing only 21 grams, Koo Nova offer unprecedented comfort, making them almost unnoticeable on the face. The lenses feature photochromic technology, which adapts to changing lighting conditions, guaranteeing optimal clarity of vision. Whether you train in full sun or on cloudy days, the lenses automatically adjust their light transmission, providing you with the best vision. Additionally, the lenses are shatter-resistant , which increases safety during use. The anti-reflective coating and 100% UV protection are additional advantages that protect the eyes from harmful radiation and reduce glare , ensuring maximum comfort and minimizing eye fatigue. High breakage resistan