For anybody who is looking for more space on top.The ideal addition to the original panniers. You can fit up to 17 litres of holiday luggage into the zipped sections on each side. The two bags can be joined with buckles and carried as a rucksack or a shoulder bag. Strong handles make them easy to carry. Colours available: black、 grey Dimensions (lxwxh): approx. 44x24x22/12cm Capacity: about 17 litres per side For all 1200GS、 also 2008!