This Head Logo Dampener Single features Novak's black logo. It used by the dampener is exclusive puts between the two central main strings and feel it go to work. This dampener consists of silicon and rubber material, which reduces the protects your arm, string's vibrations, and enhances comfort. Players that like vibration dampeners mainly use it because it decreases the “ping” sound the ball makes at impact. This sound is the bane of some tennis players’ existences, and that’s why they use a vibration dampener on their racquets.