Nagata Speed Blade - Tortoise/D+ AmberMirror Bandit Running Each lens is constructed from

Each lens is constructed from shatter-proof polycarbonate and treated with an anti-reflective coating

Lightstrike Pro midsole cushioning

LIGHTSTRIKE PRO foam

A reworked engineered mesh upper sports better ventilation

Nagata Speed Blade - Tortoise/D+ AmberMirror Bandit Running Each lens is constructed fromThe Nagata Speed Blade frame is the result two years of testing by District Vision with athletes in New York and engineers in Japan. With a roomy lens shape which gives great coverage, it's built around the signature DV titanium cored arms and hypoallergenic nose pad. The Nagata has a throwback aviator shape, but don't let the retro looks fool you these are built for speed. Acetate [titanium arm core] Adjustable nosepad w titanium screws & core D+