![Seattle Mariners Drop Grey Unis for 2023, Navy Blue now Primary](https://media.coliseum-online.com/2023/07/Coliseum-GSVA-News-Kansas-City-Royals-new-ballpark-update-June-2023.jpg)
Kansas City Royals potential new stadium site - Coliseum
![Seattle Mariners Drop Grey Unis for 2023, Navy Blue now Primary](https://cdn.vox-cdn.com/thumbor/CJUJyPc3Y-Ty0G5SvTmPqC1zvKo=/1400x0/filters:no_upscale()/cdn.vox-cdn.com/uploads/chorus_asset/file/24408391/1388015038.jpg)
FanPost Friday: In defense of road grays and powder blues
Find the MLB Seattle Mariners at .
![Seattle Mariners Drop Grey Unis for 2023, Navy Blue now Primary](https://static.nike.com/a/images/t_PDP_1280_v1/f_auto,q_auto:eco/d1df099e-5120-448e-9e1f-bd347f9bd5b3/seattle-mariners-mens-replica-baseball-jersey-T172BL.png)
MLB Seattle Mariners Men's Replica Baseball Jersey
![Seattle Mariners Drop Grey Unis for 2023, Navy Blue now Primary](https://media.newyorker.com/photos/617c50be10c9b2a68df01baa/master/w_2560%2Cc_limit/ra952.jpg)
The End of Nature
During the era of flannel baseball uniforms, the undershirt was usually a two-layer wool blend/cotton fabric with sleeves matching the primary team color. A little digging turned up the Canadian mill which made the shirts for the major uniform manufacturers of the day.
![Seattle Mariners Drop Grey Unis for 2023, Navy Blue now Primary](http://www.ebbets.com/cdn/shop/products/FUNB-new-2022-logo_26fbe2dd-0775-4630-9b2b-5adb83468e63.jpg?v=1666282200)
Ebbets Field Flannels Fungo Shirt - Black Sleeves and Logo
![Seattle Mariners Drop Grey Unis for 2023, Navy Blue now Primary](https://www.si.com/.image/ar_4:3%2Cc_fill%2Ccs_srgb%2Cq_auto:good%2Cw_1200/MTY4MDI0NTc4MTgxNzAyOTI5/2019_uniwatchpng.png)
MLB Preview: Yankees, Red Sox and other MLB uniform tweaks
![Seattle Mariners Drop Grey Unis for 2023, Navy Blue now Primary](https://www.sportsbusinessjournal.com/-/media/Images/Daily/2023/01/30/Mariners-gray-road-jerseys-2022-getty.ashx)
Seattle Mariners ditching road, spring training jerseys due to MLB
![Seattle Mariners Drop Grey Unis for 2023, Navy Blue now Primary](https://cdn.vox-cdn.com/thumbor/CdBbLK5CIG4ZTc8jJuwk826-7H0=/0x155:3042x2183/1400x1400/filters:focal(0x155:3042x2183):format(jpeg)/cdn.vox-cdn.com/uploads/chorus_image/image/11350417/165302326.0.jpg)
Houston Astros uniforms through history
![Seattle Mariners Drop Grey Unis for 2023, Navy Blue now Primary](https://media.nbcdfw.com/2023/06/image-24-1.png)
MLB unveils 2023 All-Star Game jerseys with Seattle Mariners
![Seattle Mariners Drop Grey Unis for 2023, Navy Blue now Primary](https://fanatics.frgimages.com/seattle-mariners/mens-new-era-royal/black-seattle-mariners-2023-city-connect-59fifty-fitted-hat_ss5_p-5044757+u-dadefis008ntyuu5kkrv+v-eudtxtr0wfvn5scpdbbk.jpg?_hv=2&w=600)
Official Seattle Mariners Hats, Mariners Cap, Mariners Hats
![Seattle Mariners Drop Grey Unis for 2023, Navy Blue now Primary](https://static.nike.com/a/images/c_limit,w_592,f_auto/t_product_v1/e4b1d955-10b6-4089-86c4-537783441806/seattle-mariners-pro-cooperstown-mens-adjustable-hat-f7XgSw.png)
Seattle Mariners Gear & Apparel.
![Seattle Mariners Drop Grey Unis for 2023, Navy Blue now Primary](https://cdn11.bigcommerce.com/s-78jexq8idr/images/stencil/500x659/products/2320/6899/MArlins_black_NO_NIKE__16060.1600205415.png?c=1)
Men's Seattle Mariners Aqua Alternate 2020 Replica Team Jersey