The four-time All-Star and two-time Gold Glove Award winner wanted a glove that would keep the thumb and the pinky of his glove stiff while also having a soft pocket to trap the baseball.

Rawling’s newest baseball glove, the REV1X, features 3D-printed lattice inserts. According to Rawlings, this “first-of-its kind glove uses an intricate lattice design in the pinky and thumb inserts ...