LSA-404 is a rectangular silhouette combining structured rigidity with physical flexibility, engineered to perform without distraction. Designed as a precise instrument for life in motion, the frame is optimized to hold its exact alignment across varied environmental conditions. The physical build combines a mixed acetate and titanium front frame with titanium wire flex temples, soft-touch anti-slip nose pads, and anti-slip temple tips featuring integrated accessory end-tips. Built with advanced lens technology, the lenses provide 100% UVA and UVB protection coated with anti-reflective and hydrophobic treatments. Handcrafted in Japan.