SPECTUR 2 RED VIPER transfer-week-8 Equipped with Popster core and

Equipped with Popster core and rubber pads underfoot for a smooth and poppy ride

Based on a legacy of X Ultra icons

Entirely customizable and with a fully dismantlable tongue

An Ultralon heat moldable liner offers a customizable fit while BOA® Fit System enhances performance

Inbounds or out of bounds

SPECTUR 2 RED VIPER transfer-week-8 Equipped with Popster core andFiery and vivid, the Spectur 2 Red Viper brings dynamic energy to your running. Built with the most innovative running tech, this performance road shoe offers cutting edge power, stability and cushioning. With snakeskin patterns on the lining and insole, and edgy red accents to emulate the strike of a viper, youll feel empowered with every stride.