The CHAMPRO CSB-91 Poly Core Pro + Plus DURA-HIDE COVER Softball is a high-quality fastpitch ball designed for USA Softball play. With a 11.5 inch circumference and a poly core construction, this ball offers excellent durability and performance on the field. The white color and COR of 0.47 make it easy to track and control during games. Champro is a trusted brand in the softball industry, and the CSB-94 model is sure to meet the needs of players at any skill level.