Made in Japan.

The Nagata Speed Blade for runners is an ultra-lightweight nylon and titanium frame construction. Adjustable nose pads and temple tips ensure a secure, personalized fit, reinforced with a grade 2 titanium core in the temple tips for added strength. Our signature D+ therapeutic-grade lenses are crafted from a shatterproof polycarbonate compound. The interior surfaces feature anti-reflective and oleophobic coatings, providing comprehensive eye protection while repelling water and oil. Our D+ G15 lens technology was tested by our runners and made in Japan. The lens offers 100% UVA/B protection while transmitting 11.57% of visible light and 7.21% of blue light.