Givi Waterproof Inner Liner Bag (For Trekker Outback 58 Liter Top Case) Bag with rectangular shape. It can be used on the lid of the top-case or as a saddle bag, fixing it with standard elastic straps.PVC tarpaulin 500D in accordance with Reach regulations, high-frequency welded, seamless.Roll down closing system to ensure fully waterproof functionality