Part of the Power collection of frames, the Wilson Ultra® 100 Countervail® racquet provides players with a tool for demonstrating prowess on the tennis court. With the Ultra Tour, players will find a racquet that is unmatched in performance from a 15% larger sweet spot created by Power Rib and Crush Zone technologies. This frame features premium Countervail technology that further enhances its wielder’s impact on each shot. Sleek, new aesthetics show off a premium look and air of confidence. Sony Smart Tennis Sensor -compatible with the SO1 adapter ring. Features a premium, X2 Ergo perforated grip. Newly redesigned, minimalist aesthetics provide a premium look and feel. Ultra frames used on court by Gael Monfils and Madison Keys.