Compact trunk bag with large expanding main compartment and side panniers.600 Denier Polyester Dupont Teflon Coating for superb weather resistanceExpanding main compartment with two side panniers and a multifunction top pocketAerodynamic rigid foam walls3M reflective strip for safetyBuilt-in carrying handle, plus detachable shoulder strapQuickTrack mount for Beam Rack RXElastic top bungeesSafety light clip31x20.5x16-25cm7.31L755g