Majestic Men's Pittsburgh Pirates Replica Jersey Macy's Pittsburgh Pirates Majestic Cool Base Custom Jersey Black Majestic Men's Pittsburgh Pirates Replica Jersey Macy's Mens MLB Pittsburgh Pirates Authentic On Field Flex Base Jersey Retro Majestic Pittsburgh Pirates Baseball Shirt meetstore Major League Baseball Jerseys, Fangear & Teamwear rebel. Style: 7300 PTAG PTB ZXG Team: Pittsburgh Pirates Color: Retro Gold Alternate Gender: Mens 100% polyester double knit material with lightweight twill technology Stitched Majestic logo on sleeve Made in USA Full Button down Jersey Tackle Twill Sewn Lettering & Patches This Flex Base is the exact jersey the players would wear on the field. Flex Base jerseys were the MLBs official jersey up until the 2020 season. They are made out of top quality, lightweight, mesh twill fabric. They have zones to help ventilate while wearing and help the players stay cool with plenty of freedom to move. They have patented Air Belt technology as well. This is a sewn on panel tail that allows for the players effortless movement while keeping the jersey tucked.