A simple and effective kayak rooftop carrier system stored in a PVC Dry bag with clear window to view the contents. Universal kit fits autos with factory rack up to 2 3/4" wide, Yakima & Thule as well as autos without racks. High quality minicell foam blocks provide a safe surface for your vehicle and kayaks. The four straps included ensure your kayak stays put during transport. Straps include18' bow & 16' stern V-straps and two 15'over-the-hull straps, each with durable buckles & S-hooks complete the kit.