DESCRIPTION Quick-Installation Design The travel luggage bag can be mounted on your motorcycle tightly in 2 ways, one of which is that Quick-Installation Sissy Bar Strap Design, allowing you to keep it tight in your motorcycle if you have a sissy bar. The other is that 4 Straps design, a normal design for you if your motorcycle does not have a sissy bar. Maintain your bags steady and stable. Waterproof Fabric We select the 1680D Oxford Fabric as the majority fabric of these back seat bags. One of the outstanding advantages is that they can protect your stuffs and keep them dry in rainy day. Moreover, we add PE-EVA Material, a fabric that, in a side bag to separate wet stuffs from the dry ones. Additional Dust Cover & Removable Shoulder Strap Keep your travel luggage bags clean and clear in all weather, protect from dust and mud. The Removable shoulder strap enable you to carry it outside conveniently. Note The bag overall measurement is 13.7(L) * 12.2(W) * 14.5(H) with 17.6 Pound. Large Capacity provide more space to storage. If there is any concern, feel free to contact us immediately. SKU: F1801-02101BK FITMENT Could be mounted on the motorcycle seat like Sportster, Dyna, Softail, Road King, Road Glide, Electra Glide and Street Glide with or without a sissy bar.