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

Mariners pay homage to club's history with new City Connect uniforms

The Uni Watch 2023 MLB Season Preview - by Paul Lukas

Seattle Mariners Uniform Lineup

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

Baseball: Mariners Cap Off Successful Homestand, Take Series from White Sox – Eli Sports Network

Remembering the Steelheads, Seattle's Negro League Team - Seattle magazine

Mariners Jersey Tracker (@MarinersJerseys) / X

LOOK: Seattle Mariners Reveal 'City Connect' Uniforms - Fastball

Mariners Odds & Ends: Uniform notes, Julio Rodríguez snub - Seattle Sports

The Uni Watch 2023 MLB Season Preview - by Paul Lukas

Seattle Mariners on X: These jerseys 😍 #GoSteelheads / X

Seattle Mariners unveil new spring training uniforms