One may purchase a mini Seattle Seahawks football helmet from a number of websites such as "Riddell", "Amazon", "eBay", "FootballFanatics" and "Sears". One may also be able to purchase one in store at Sears store.
It was a helmet that at the time was a big deal, so they named it the revolution because it was a revolutionary move for helmets at the time
In today's world of football no it is not a good football helmet. Your better off with a concussion Prevention helmet like a xenith or DNA or riddell.
The Riddell Revolution Football Helmet
It appears they are only available direct from Riddell. My son has been trying to find one locally.
WHere can i find a 3d model of the Riddell Revolution Speed Helmet
Riddell-The official football helmet of the NFL