(The 11" HYCON ICON softball has a synthetic yellow cover, polyurethane core, and is NSA ICON Stamped and Approved. NSA ICON Slowpitch Stamp. New NSA regulations do not allow the Cor and Compression to be stamped on the ball ).
Dudley Thunder SY HYCON ICON NSA 12" Synthetic Slowpitch Softballs (DOZEN): 4E82
Dudley Thunder ZN .44/375 12" USA/ASA Slowpitch Softballs (DOZEN): 4A136Y
24 BALLS Dudley Thunder SY 12" ASA/USA Slowpitch Softballs (2 dozen) SEALED
12 BRAND NEW SEALED DUDLEY THUNDER SY 12 RF 40 SOFTBALLS USSSA CLASICM SYNTHETIC
Dudley Thunder SY Used Slow Pitch Softballs USA/ASA - 11 inch Case If 12
Lot Of 12 New Slow Pitch 11” Softballs-Dudley Thunder SY 4A-923Y
