Capacity: 18, 15, 10 cu ft
(3) sizes fit any size vehicle, WITH or WITHOUT a roof rack
100% Waterproof with welded seams and SZIPTM waterproof zipper; no zipper flap required
Enclosed front end helps fit your gear to the size of the carrier and prevents overfilling
Includes: carrier, (4) attachment straps, (4) car clips, and stuff sack with sewn-in set up guide
