2011 New York Yankees Authentic Majestic Batting Practice Jersey L Vintage New York Yankees Majestic MLB Tee Etsy Majestic New York Yankees Away Jersey Men's XXL Majestic Shirts & Tops Majestic New York Yankees Youth Baseball Jersey Majestic Flex Base Mlb Beisbol New York Yankees Envo gratis Majestic Athletic New York Yankees MLB Team Shirt Vintage White. Style: 7300 NKAS NK ZXS Team: New York Yankees Color: Spring Training Navy Logo 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.