XL sized ZK380 KaBoat has large size 18.5" tubes, wider than other Kaboats, and comes with inflatable bladder that created V-shaped keel that helps to make it more rigid, improve speed and performance.
ZK380 Performance KaBoat model has 3 separate air chambers for extra security on a water, compared to 2 standard chambers of regular sized KaBoats. There is extra heavy-duty, extra wide layers are glued on a bottom of tubes of ZK380, for extra protection and durability when beaching on a rocky beach.
ZK380 KaBoat much wider and has larger tube diameters than any other KaBoats XL models. Larger tubes means more buoyancy, more capacity and better handling.
Quick Tip: If you are worried about the air floor being accidentally punctured by sharp gear or fishing hooks, you can get a piece of vinyl flooring from a local hardware store that can be cut out to fit inside the KaBoat over the floor.