Your young fan can start game day off right in this Seattle Mariners Felix Hernandez Mesh Batting Practice Jersey from Mitchell & Ness. This Seattle Mariners jersey features sewn-on fabric appliques with embroidered detail, making it a stylish and authentic way to represent your team. Crafted from lightweight and breathable 100% polyester mesh, this jersey will keep young fans cool and comfortable whether they're at the ballpark or watching from home.