The most forgiving high performance ski on the water. The perfect combination of a high-end dual concave tunnel design round bevels aggressive sidecut and a soft flex pattern makes this ski ideal for a variety of skiers. The Concept is the definition of smoothness and consistency. CAPT fiberglass construction. Adjustable Slider fin with foil. Length: 64 65 66 67 68. Connelly Concept Factory Blemish Slalom Water Ski - Double Stoker Plates