It is made by Majestic and is a size 54(XXL/3XL). The jersey has the crest sewn on in tackle twill and the official MLB logo patch sewn on the back
![Authentic Seattle Mariners Alternate LIGHT BLUE Flex Base Jersey 54](https://fanatics.frgimages.com/seattle-mariners/mens-majestic-light-blue-seattle-mariners-cooperstown-cool-base-replica-team-jersey_pi2008000_ff_2008592_full.jpg?_hv=2)
Men's Seattle Mariners Majestic Light Blue Cooperstown Cool Base Replica Team Jersey
![Authentic Seattle Mariners Alternate LIGHT BLUE Flex Base Jersey 54](https://fanatics.frgimages.com/seattle-mariners/mens-majestic-light-blue-seattle-mariners-official-cool-base-team-jersey_pi3472000_altimages_ff_3472518-9d6047fc0436d7fbbee3alt1_full.jpg?_hv=2&w=900)
Seattle Mariners Majestic Official Cool Base Team Jersey - Light Blue
![Authentic Seattle Mariners Alternate LIGHT BLUE Flex Base Jersey 54](https://i.ebayimg.com/images/g/j6wAAOSw1WBimPp0/s-l500.jpg)
Mens MLB Seattle Mariners Authentic On Field Flex Base Jersey
![Authentic Seattle Mariners Alternate LIGHT BLUE Flex Base Jersey 54](https://content.sportslogos.net/news/2016/01/New-MLB-uniforms.jpg)
New Spring Training Uniforms Across MLB for 2016 – SportsLogos.Net
The jersey has the crest sewn on in tackle twill and the official MLB logo patch embroidered on the back top collar along with the official sleeve
![Authentic Seattle Mariners Alternate LIGHT BLUE Flex Base Jersey 54](https://i.ebayimg.com/images/g/JakAAOSwILVhGac0/s-l400.jpg)
Authentic Majestic 52 2XL SEATTLE MARINERS FLEX BASE KEN GRIFFEY JR. Jersey
![Authentic Seattle Mariners Alternate LIGHT BLUE Flex Base Jersey 54](https://mlbcollectors.com/images/Baseball%20jerseys/SEA/SEA2007H-2_th.jpg)
MLB Jersey & Cap History
Neck 14-14.5 15-15.5 16-16.5 17-17.5 19-19.5 19-19.5 20-20.5. Sleeve 32-33 33-34 34-35 35-36 36-36.5 36.5-37 37-37.5. Hip 34-36 38-40 42-44 46-48
![Authentic Seattle Mariners Alternate LIGHT BLUE Flex Base Jersey 54](https://i.ebayimg.com/images/g/IWwAAOSwmgJisV5p/s-l1600.jpg)
AUTHENTIC MAJESTIC TY FRANCE 44 LARGE, SEATTLE MARINERS FLEX BASE Jersey
![Authentic Seattle Mariners Alternate LIGHT BLUE Flex Base Jersey 54](https://i.ebayimg.com/images/g/B5IAAOSwGCBisV9j/s-l400.jpg)
AUTHENTIC MAJESTIC ICHIRO SUZUKI 44 LARGE SEATTLE MARINERS FLEX
Find many great new & used options and get the best deals for Mens MLB Seattle Mariners Authentic On Field Flex Base Jersey - Cream Alternate at the
![Authentic Seattle Mariners Alternate LIGHT BLUE Flex Base Jersey 54](https://i.ebayimg.com/images/g/gnAAAOSwX1Fkvqo9/s-l1200.webp)
Mens MLB Seattle Mariners Authentic On Field Flex Base Jersey - Cream Alternate