GT Ultraz Winter Bootie

ASSOS overshoes. The GT Winter Booties EVO Black Series and GT Ultraz Winter Bootie are the endurance-line 3/3 and deep-winter overshoes, rated for cold dry rides. The RS Rain Booties S9 Targa is the race-tier waterproof overshoe. The RSR Winter Speed Bootie and RSR Speed Booties are the race-tier aero overshoes — low profile, tight fit, shaped to reduce drag in a TT or road race. This is the GT Ultraz Winter Bootie EVO — the EVO-generation deep-winter endurance overshoe.