The O'Brien Sequence Ski utilizes a wide-body design, so beginner to intermediate slalom skiers can enjoy easy deep-water starts and stable turns. Its unique shape is perfect for recreational skiers who prefer skiing at slower speeds but still desire performance with a smooth, stable ride.• Performance flex• Wide-body design makes light work of deep-water starts• Narrow concave transitions out towards the edge for a stable ride and smooth turns• Carve fin• Comfortable, performance Z9 Bindings are great for sharing with family• Binding Sizes: STD(7-12), 2XL(12+) | O'Brien Sequence Slalom Waterski with Z9 Binding and Rear Toe 69 x 2 | The House