Nagata Speed Blade Black, D+ G15

Made in Japan.

The Nagata Speed Blade for runners is an ultra-lightweight nylon and titanium frame construction. Our D+ lens is handcut and polished in Japan for unrivaled visibility in various performance conditions. 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.