Mariners to Wear Seattle Steelheads Uniforms May 16 vs. Boston

Former Seattle Supersonics basketball player Freddy Brown points toward home after throwing out the first pitch before a baseball game between the Seattle Mariners and the Los Angeles Angels, Sunday, June 19

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The Mariners are these wearing throwback uniforms vs the Rays today to honor the Seattle Steelheads, a former Negro League team : r/baseball

Order your 2023 Nike Seattle Mariners City Connect gear today

Paul Lukas on X: Mariners planning to wear 1946 Seattle Steelheads throwbacks for Salute to the Negro Leagues on June 20 vs. Royals, who will wear KC Monarchs throwbacks. / X

Juneteenth celebrations: Seattle Mariners honor Negro Leagues

Mariners unveil City Connect jerseys paying homage to Seattle