21 liter combined storage capacity One piece "L" shaped backing and bottom structure1680 denier ballistic nylonHi-viz orange interiorMOLLE attachments for universal anchoring points to secure the bag down as well as use for additional attachmentsEasy access lid with metal g-hooks open up to main compartmentSide release buckles on top of lid allow for additional attachmentBrackets which mount between strut and fender includedInterior mesh pocket on top of lid and back of the bagComes with internal stuff sacksYKK® zippersEasy on, easy off Installation with throw over designCompatible with fixed or detached sissy barsFits fenders with the maximum width of 12”.Works with most stock tail light and blinker assemblies that must have a minimum of 15" between shocks and blinkers.May have to relocate blinkers for other models.Proprietary cooler bag sold separately.