An invaluable acquisition for Boston, Martinez was Roger Clemens’ replacement in 1998. He was the unanimous winner of the Cy Young award in 2000. Here is Martinez’ batting practice jersey from the 2000 season. Beautiful mesh navy Boston jersey has “Red Sox” blazon across the chest and “45” large on the verso. Red and white striping around the collar and the sleeves. Tags are “Diamond Collection” and “Majestic” with [size] 48 flag tag on the front.