Sizing Tip: Product runs true to size. For a looser fit, we recommend ordering one size larger than you normally wear.
Material: 100% Polyester Performance Mesh
Cool Base ® technology is made with interlocking moisture-wicking fabric for a lightweight, breathable feel
Heat-sealed jock tag above left hem
MLB Batterman patch on center back neck
Sewn-on tackle twill graphics
Get in the game this season with this Seattle Mariners Official Cool Base jersey from Majestic. It's got Seattle Mariners graphics across the chest and comes in team colors. Its Cool Base technology will keep you dry and comfortable.