O'BrienSlalom Ski

The O’Brien Siege Slalom Waterski is designed to deliver a perfect blend of performance, stability, and ease of use for riders of all ages and abilities. Developed from the proven Sixam 2.0 shape, this ski offers a forgiving ride that makes it ideal for beginner to intermediate skiers while still providing the responsiveness needed to progress. The Rapid Response Tunnel allows for quick edge-to-edge transitions and strong hold through turns, while the defined bevels make initiating turns smooth and effortless. With multiple size options available, the Siege is a versatile choice for the entire family—whether you're learning your first deep-water start or carving confidently across open water.

• SIZES FOR THE WHOLE FAMILY – Available in multiple lengths (59"–69") to accommodate youth, teens, and adult riders of varying weights and skill levels
• FORGIVING PERFORMANCE DESIGN – Built from the legendary Sixam 2.0 shape, delivering a smooth, stable ride that’s easy to control for beginner to intermediate skiers
• EFFORTLESS EDGE-TO-EDGE TRANSITIONS – Rapid Response Tunnel enhances responsiveness and helps riders carve clean, confident turns
• EASY TURN INITIATION – Small, defined bevels reduce resistance and make turning easier, helping riders progress quickly
• RELIABLE TRACKING & CONTROL – Equipped with a carve fin for improved stability, better tracking, and consistent performance across condition