Wilson A1010BPROSST Raised Seam College Baseballs are sold by the dozen. Grade A full grain leather. Super Seam Technology creates seams 20% higher than raised seam baseballs, pitchers experience superior control on the mound and fielders can locate the seams quicker in their glove and throw with more accuracy. Red cushioned cork to energize the bat bat/ball collision. Added to the cork is the Dura-core technology which helps the ball retain hardness 15% better than the competition. Formed to withstand impact and give you the game changing performance you need.