Dates used:  1977 - 79
Inside of helmet:  Adjustrap
Manufacturer: Sport Product Corp.,
A Subsidiary of Laich
Logo:  screen printed
Thoughts:  The Mariner's first few years of existence.  Ruppert Jones was the All-Star for the Mariners that first year.        

 
Dates used:  1977 - 79
Inside of helmet:  Grey Adjustrap
Manufacturer: Fotoball
Logo:  screen printed
Thoughts:  Retro helmet by Fotoball in 2003.  So guys, uh, where is the white outline on the trident?
 
Dates used:  1980 - 86
Inside of helmet:  Adjustrap
Manufacturer: Sports Product Corp., A Subsidiary of Laich
Logo:  screen printed
Thoughts:  It didn't take long to change the team look, and Alvin Davis fit nicely into this helmet.     
 
Dates used: 1980 - 86  
Inside of helmet:  Adjustrap
Manufacturer:  Sports Product Corp, A Subsidiary of Laich
Logo:  screen printed
Thoughts:  I know he wasn't a hitter, but the Mariner fans would like to forget the name Mark Langston.  
 
Dates used: 1980 - 86  
Inside of helmet:  Adjustrap
Manufacturer:  U.S. Cap Company
Logo:  screen printed
Thoughts:  Another duck-billed helmet.
 
 
Dates used: never used
Inside of helmet:  Adjustrap
Manufacturer:  Sports Product Corp,  A Subsidiary of Laich
Logo:  screen printed
Thoughts:  Just a promotional item.

 
 
Dates used: 1987 - 92
Inside of helmet:  Adjustrap
Manufacturer:  Sports Product Corp,  A Subsidiary of Laich
Logo:  screen printed
Thoughts:  The now Mets pre-game and post-game commentator for SNY, the then 2nd baseman, Harold Reynolds.   

 
Dates used: 1993 to present?  
Inside of helmet:  Adjustrap
Manufacturer:  Sports Product Corp, A Subsidiary of Laich
Logo:  screen printed
Thoughts:  How can you not see A-Rod and Griffey in this helmet?  I throw the question mark in the dates used because of the helmet below.  Take a close look.


 
 
Dates used: 2004 to present?
Inside of helmet:  Adjustrap
Manufacturer:  Fotoball
Logo:  screen printed
Thoughts:  I need to do some research, but somewhere along the line the Mariners put a light blue outline around their helmet and got rid of the silver outline.  This helmet has a Richie Sexson autograph on it.
 
 
Dates used: 1993 to present.
Inside of helmet:  Adjustrap
Manufacturer:  Sports Product Corp, A Subsidiary of Laich
Logo:  screen printed
Thoughts:  Again, we've got a change of the logo occurring somewhere along the line.  Compare this helmet to the one below.

 
Dates used:   1993 to present.   
Inside of helmet:  Adjustrap
Manufacturer:  Fotoball
Logo:  screen printed
Thoughts:  New company, Fotoball.  Did they make the change or did the Mariners?