![Mariners to Wear Seattle Steelheads Uniforms May 16 vs. Boston](https://s.hdnux.com/photos/22/37/45/4847946/16/rawImage.jpg)
Seattle Mariners unveil new spring training uniforms
![Mariners to Wear Seattle Steelheads Uniforms May 16 vs. Boston](https://pbs.twimg.com/media/FVkK63JUYAAqeor.jpg)
Seattle Mariners on X: These jerseys 😍 #GoSteelheads
![Mariners to Wear Seattle Steelheads Uniforms May 16 vs. Boston](https://s.hdnux.com/photos/22/37/45/4847945/16/rawImage.jpg)
Seattle Mariners unveil new spring training uniforms
![Mariners to Wear Seattle Steelheads Uniforms May 16 vs. Boston](https://sports.mynorthwest.com/wp-content/uploads/2023/04/Gilbert-Raleigh-City-Connect-2023_0150-BVH-1.jpg)
Seattle Mariners City Connect Breakdown: The story behind new
![Mariners to Wear Seattle Steelheads Uniforms May 16 vs. Boston](https://cdn.chatsports.com/cache/26/7a/267aeb4f19e417bf8aa364620878eda6-original.jpg)
Mariners Turn Back The Clock; Celebrate Negro League Teams
![Mariners to Wear Seattle Steelheads Uniforms May 16 vs. Boston](https://content.sportslogos.net/news/2015/04/Screen-Shot-2015-04-23-at-14.31.55-.png)
Mariners, Red Sox to Wear Negro League Uniforms – SportsLogos.Net News
![Mariners to Wear Seattle Steelheads Uniforms May 16 vs. Boston](https://c8.alamy.com/comp/2N98H47/seattle-mariners-dustin-ackley-connects-on-a-two-run-single-against-the-los-angeles-angels-in-the-second-inning-of-a-baseball-game-in-anaheim-calif-saturday-aug-11-2012-ap-photoreed-saxon-2N98H47.jpg)
Seattle Mariners' Dustin Ackley connects with a pitch for a double
![Mariners to Wear Seattle Steelheads Uniforms May 16 vs. Boston](https://www.oregonlive.com/resizer/XsC2ShIsd-iSoNDLXq3mnka1Ka8=/1280x0/smart/advancelocal-adapter-image-uploads.s3.amazonaws.com/image.oregonlive.com/home/olive-media/width2048/img/mlb/photo/brad-miller-rich-donnelly-4ae22797aa92c6ae.jpg)
Felix Hernandez dealt first loss, Mariners lose to Red Sox 4-2
![Mariners to Wear Seattle Steelheads Uniforms May 16 vs. Boston](https://www.elisportsnetwork.com/wp-content/uploads/2023/06/IMG_2044-scaled.jpg)
Baseball: Mariners Cap Off Successful Homestand, Take Series from
![Mariners to Wear Seattle Steelheads Uniforms May 16 vs. Boston](https://images.seattletimes.com/wp-content/uploads/2021/06/06192021_tzr_tzr_192117.jpg?d=1200x630)
Mariners celebrate Juneteenth by honoring those pioneers who
![Mariners to Wear Seattle Steelheads Uniforms May 16 vs. Boston](https://s.hdnux.com/photos/47/60/23/10421494/6/rawImage.jpg)
Mariners, Cardinals to wear 1984 throwbacks