At 4.3 ounces, the Warrior Noz head is the lightest head in the world. Warrior used a gas-assist molding process to create hollow side walls inside the head. The Noz also features Warrior's patented Double Bar Offset technology which decreases stress around the neck of the head. Flared Sidewalls and maximum offset allows for optimum ball retention. This is a Universal head, legal for all levels of play.