Givi GRT709B Panniers. Specification for Givi GRT709B WE ARE AN AUTHORISED GIVI DEALER. 70 litre capacity (35 litre each side). The main body of the bag is made from highly impact-resistant and abrasion-resistant materials, such as Cordura and Hypalon, and is also reinforced internally with removable plastic inserts to keep the bottom and sides of the bag stiff.