Talis Plus offers not only easily accessible 8 liters of interior storage on your rack but an additional 7 liter for flexible use by fold-out side pockets and upper extension. Numerous zippered pockets mesh pockets and rear reflective stripe provide safety and keep your things organized. Pre-mounted Snapit adapter adjustable for narrow and wide platforms. Large open interior with multiple mesh and zippered pockets for organized storage. Carry handle and adjustable/removable shoulder strap allow easy off-the-bike transportation. Reflective stripe accents provide additional visibility. Compatible with Racktime SnapIt equipped racks only. Dimensions without expansion: 14.6 x 5.9 x 10.6. Dimensions with pannier expansion: 14.6 x 10 x 10.6. Cubic inches without expansion: 488. Cubic inches with expansion: 915