Seattle Mariners ditching road, spring training jerseys due to MLB guidelines
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Seattle Mariners Drop Grey Unis for 2023, will wear Navy Blue for
Mariners ditching gray road jerseys because of new MLB rules
Mariners announce 2021 spring training schedule
Mariners' spring training opener showcases why new rules will
Seattle Mariners Drop Grey Unis for 2023, Navy Blue now Primary
Seattle Mariners wear two different uniforms during spring