Oxford Aqua T-30 Roll Bag (Black)The Oxford T30 is an all weather roll bag featuring a roll top opening and TPU construction for maximum protection from the elements. 30 liter (7. 9 gallon). Easy grab carry handles Waterproof roll top closure External and internal pockets for small items Wipe clean. waterproof construction with welded seams Padded shoulder strap for added comfort Front mesh pocket for storing damp items Unique attachment system for motorcycles with under seat