The topeak drybag handlebar bag is a full featured bar bag using a drybag technology in order to keep the contents of the bag dry a tough waterproof material is sonically welded and seam sealed roll top closure with waterproof zippers also keep the elements at bay the roll top closure provides you with complete weather protection so you needn39t worry about those important valuables getting wet rigid eva foam and divided main compartment provide shape and insulation against road shock and