Mariners ditching gray road jerseys because of new MLB rules
MLB Passes Major Rule Changes for 2023 Season - Sports Illustrated
Seattle Mariners - Wikipedia
Why are the Seattle Mariners Getting Rid of their Gray Jersey
Seattle Mariners Drop Grey Unis for 2023, will wear Navy Blue for
2023 Annual Baseball/MLB Thread
2023 MLB rule changes. How will each affect the Seattle Mariners
sports unis: MLB Uniforms
FanPost Friday: In defense of road grays and powder blues
MLB Passes Major Rule Changes for 2023 Season - Sports Illustrated
Page 2 : MLB Uniform-alities