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. D+ Copper mitigates reflected light and allows 10.03% of visible light transmission, 6.06% of blue light transmission, and blocks 100% of UVA/UVB rays.

Frame Width
132.9mm

Light Transmission
10.03%

Temple Length
150mm

Total Weight
23g

Specifications
Made in Japan.