Looking for an ideal fast pitch practice ball? The Rawlings 11 Inch Fast Pitch Practice Softball features a composite cover and Rawlings patented Superstitch high seam technology. Softball Features: C.O.R : 0.47 Center : Durable Polyurethane Color : Optic Yellow Compression : 375 lb. max. Cover : Composite Quantity : Individual Seam : Patented Superstitch high seam technology Size : Official 11" Spec : Core Bond keeps cover in place Stitch Color