Primarily built for mountain bikes with limited heel clearance, the XM28's offer the best of both worlds in terms of access. They are essentially toploading panniers but have sideslicing twoway zippers that will allow you to get hold of smaller items lower down inside the bag. A skid plate on the lower portion of the bag protects it if you happen to ride too close to a curb. The Xshaped compression webbing will stabilize the content on those hectic downhill runs. The XM28's are at home both on paved r