Mariners to Wear Seattle Steelheads Uniforms May 16 vs. Boston, by Mariners PR

Official Seattle Mariners Gear, Mariners Jerseys, Store, Mariners

Seattle Mariners game airs exclusively on Facebook as part of MLB

zachleft on X: Steelheads uniforms in Mariners blue and yellow

Baseballer - Here are the City Connect uniforms for the Mariners

Mariners slug four homers to beat A's 8-2, snap 3-game skid

The Uni Watch 2023 MLB Season Preview - by Paul Lukas

The Mariners are these wearing throwback uniforms vs the Rays

History:  The West Coast Baseball Association was an attempt at a western Negro League competitor, but it only lasted one season. The Seattle entry in the league was actually Abe Saperstein's Harlem Globetrotter baseball team under a new name, that of a local variety of salmon.

Ebbets Field Flannels Seattle Steelheads 1946 Home Jersey

Kansas City Mavericks COACHELLA VALLEY ASSIGNS EIGHT PLAYERS TO

Mariners Turn Back The Clock; Celebrate Negro League Teams

Mariners' City Connect uniforms pay tribute to Pacific Northwest