Industry leading UltraMax fabric with maximum UV protection Mounts to luggage rack, backrest or passenger seat with quick release and self-fastening straps Large lower and smaller top divided storage compartments Wide top loading main compartment Front pocket folds down to also easily access main storage Zip-down divider in top section converts entire bag one massive compartment Additional 3in. expansion section for extra storage 3 generous outer pockets for quick access items Fully lined interior with rigid construction Solid floor panel to prevent sagging Carrying handle for easy transporting when off the bike Heavy-duty lockable zippers with pull fobs for use with gloves Reflective piping for increased visibility LIFETIME warranty and waterproof rain hood included Main compartment: 14.5in. L x 11.5in. W x 13in. H 35.5 Liters Top compartment: 14.5in. L x 11.5in. W x 5in. H 13.5 Liters