Packing extra gear on the roof doesn’t have to be complicated. The Sport 3 Car Top Carrier from Rightline is secured to your vehicle — without the need for a roof rack — via four straps that attach to the door frames. There’s 18 cubic feet of storage space within the 48- by- 36 by- 18-inch shape (two smaller sizes are available). To protect your belongings from the elements, the Sport 3 is made from a waterproof, UV-protected mesh-like material and comes with a one-year guarantee. Get full details and purchase for $120 at

Stow it on top