Baseballs are still hand sewn. Rawlings Sporting Goods, Inc. (now part of Jarden Team Sports), in Costa Rica has an exclusive contract to produce "professional" baseballs for the Major Leagues. ... Attempts have been made to automate the process of stitching cowhide covers on baseballs, but none has been successful.
Why do baseballs have 108 stitches?
In total, 108 hand-stitched double stitches are used to cover the baseball. At the MLB level, these red stitches and the rest of what is used in a baseball are stored in temperature-controlled facilities and wound under tension so no “soft spots” exist in the ball, according to Smithsonian Magazine.
How are baseballs sewn?
They are stitched by hand using 108 stitches taking about 10 minutes. Once stitched, the ROMLB's are machine rolled for 15 seconds to flatten the stitching. Then the Rawlings trademark, MLB logo, and commissioner's signature are stamped on the balls and allowed to dry for one week.