40 litre waterproof tailbag. This range of Givi waterproof bags represents another advancement in safety and comfort. These bags offer a guarantee of waterproofing on medium to long trips as well as a great deal of versatility thanks to its elastic strap mounting system. Both the 30 - 40 litre bags can be mounted on the passenger seat, the rear bike rack or any of the optional racks available for Givi luggage. Made of heat-sealed TPU, this range of bags is characterized by its practicality, extreme lightness and the use of ecological materials.