MLB comfy clothes and athleisure apparel is essential for your wardrobe, so look no further than MLB Shop for all the team-inspired Under Armour activewear you'll need. Whether you're lounging at home, exercising, watching the game or running errands, MLB Under Armour athleisure apparel is the go-to for any time of year. From Under Armour MLB hoodies, sweatpants and joggers to MLB Under Armour leggings and t-shirts, our selection of MLB comfortable clothes can't be beat. Men, women and kids can all find Under Armour MLB activewear to show off their favorite team anywhere. Our MLB oversized shirts, shorts, sweatshirts and more are available from the best brands like Nike, DKNY, adidas and more.