The 9K O-Tech 3.0.3 Women's Shaft uses th O-Port technology to reduce drag and create a faster shot. The shaft is made of super lite aerospace grade graphite which reduces shaft weight and improves strength. The compression molded seamless construction allows for a consistent and durable handle. The resin transfer molded process makes for the highest impact resistance. The shaft also has a smooth grip with a buttery soft feel providing a smooth finish.