FULL CASE OF 6 BOXES 12 BALLS EACH BOX. The Rawlings NCAA Championship 12in Fastpitch Softballs NC12L are hand-stitched, leather balls designed for match play. With a compression hardness of 375 and a COR of 0.47, these yellow balls are suitable for NCAA Championships. Featuring a raised seam and weighing 6.5 oz, these fastpitch balls are ideal for players looking for high-quality competition-grade softballs. The Rawlings brand, along with the National Collegiate Athletic Association (NCAA) association, ensures a reliable and authentic product for collegiate athletes.