Kayak/Canoe Cart with Tuff Tire Foam-filled tires offer high durability and will not go flat 10.2 in. tires cruise easily over beach terrain and detach quickly with clip pins Durable, aluminum frame collapses to fit into most kayak hatches Soft foam bumpers to protect your boat hull. Rubber pads carefully cradle your kayak's hull; comes with two 13 ft. tie-down straps to secure boat.