FEATURES: FastLayer Core that is soft in the center and gradually becomes firm around its edge to offer high-speed players incredible feel, ball speed and maximum distance SpinSkin™ with SeRM is a urethane coating with flexible molecular bonds that dig deep into wedge and iron grooves for greater control and stopping power Exceptional driver and iron distance Premium 4-piece construction Pack of 12 balls Country of Origin : Imported Style : 10311204 DSG Pro Tips Brand : Srixon Web ID: 20SRXU2021ZSTRXV7GBL SKU: 21890199