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+ Black Rose is an advanced sports lens engineered for trail running and physical pursuits that involve variable light conditions. The lens allows 15.67% of visible light transmittance. The lens also offers 100% UVA/B protection while transmitting 14.19% of blue light.

Frame Width
132.9mm

Light Transmission
11.57%

Temple Length
150mm

Total Weight
23g

Specifications
Made in Japan.