Wilson 12" ASA .47 COR/375 Comp Lthr Cork WTA9060B- DozenLeather Freq. Matched Optic Yellow SST Seams Red Stitching . 47 COR 375 lbs. Comp. ASA Leather Cork Softballs 1 DZ An ASA Certified softball, this softball comes in both 11" and 12" options. Featuring a Compression Controlled Cork, this softball offers a much more traditional feel that players want. Softball, Balls, Fastpitch, SST Seams, ASA An ASA Certified softball, this softball comes in both 11" and 12" options. Featuring a Compression Controlled