Rally Armor - Red Mud Flap Kit with Black Rally Armor Logo (MF47-UR-RD/BLK) by Rally Armor, 2 Pairs. Location: Front & Rear. Rally Armor's UR ("you are") Urethane Mud Flap Application is constructed of premium urethane. You can experience the excellent protection from rain, snow, mud, dirt and road debris of Rally Armor UR Rally Mud Flaps. These urethane mud flaps are consistently flexible despite varying temperatures and road conditions. Rally Armor polyurethane rally flaps withstand the elements season after season while finishing your vehicle with a rally look.