Bar Mitts External Cable Road Covers. Cold hands will be a thing of the past with Bar Mitts installed on your road or cyclocross bike. Constructed of 5mm neoprene, the Bar Mitts are waterproof and windproof for the ideal hand protection solution in cold, nasty weather be it snow, rain, andor wind. Because the Bar Mitts provide such stellar protection, you'll be able to use thinner gloves underneath for optimal dexterity for operating the brakes and shifters. Partially un zipping the Bar Mitts will help with ventilation, too, to further regulate the internal temperature. The Bar Mitts themselves are easy to install and remove as temperature changes warrant.This version of Bar Mitts is designed for drop road handlebars that feature Shimano STI levers with exposed shift cables.