You will need to obtain them on your own. NOT intended for competitive play.
Seattle Seahawks style NFL Vintage Football Helmet - STEVE LARGENT 1976-1977
Seattle Seahawks Authentic Speed 1983 - 2001, Throwback Helmets, NFL, Collectibles, Open Catalogue
Seattle Seahawks Jersey 80's Vintage/ Logo 7 Dome
Champion Seattle Seahawks NFL Jerseys for sale
Vintage 1980s NFL Seattle Seahawks Helmet Crewneck Sz. S
Vintage 1988 Seattle Seahawks NFL crewneck Sweatshirt. USA made. XS
Ranking the current alternate uniforms of every NFL team
Vintage 80s seattle seahawks - Gem
Champion Seattle Seahawks NFL Jerseys for sale
Seahawks Tagged tee shirt - VintageSportsGear
1991 Randall Cunningham Philadelphia Eagles Salem Sportswear Caricature NFL T Shirt Size Medium/Large – Rare VNTG
Seattle Seahawks Vintage 80s Stahl Urban Satin Bomber Jacket