The Worth(R) Green Dot(R) Slow Pitch Softball is constructed with a ProTac(R) synthetic yellow cover with C-LOK moisture protection technology to add a humidity/moisture barrier, helping maintain compression and improve durability. The Green Dot(TM) Softball features a polyurethane core. a .44 COR rating and red raised seams for an improved grip. FEATURES: Size : 11" Sport : Slow Pitch Cover : Yellow ProTac(R) synthetic leather for increased durability Core : Green Dot(TM) polyurethane core Rating : 44 COR Stitching : Red raised seams for increased grip Technology : C-LOK(TM) repels moisture and maintains compression through temperature changes League/Certification(s) : USA/ASA(R) certified Compression : 375 lbs. Balls included in purchase : Individual