Mikasa VFC1000 Indoor Volleyball is built for serious players. It is developed with a premium Japanese leather cover that provides an excellent touch. The True Shape Accu-Balance technology guarantees superior bounce and improved performance. It is engineered with a cotton core and airlock butyl bladder, ensuring perfect air and shape retention for better elasticity. NFHS approved, this equipment is recommended for competitive indoor play. The official size is designed for youth and adults.