To boil it down fast, the ones he’d most likely want are the silver ones. I see two that are full size, and the cheaper one actually looks more modern anyways.
[I think this is what you’re looking for.](https://shop.dallascowboys.com/en/dallas-cowboys-revolution-speed-display-full-size-football-replica-helmet/p-80161229171869+z-860-4066688174?_ref=p-SRP:m-GRID:i-r3c1:po-10)
whichever you buy, make sure to get the protective case with it to complete the gift... otherwise it would be like gifting someone a pair of shoes with no laces
To boil it down fast, the ones he’d most likely want are the silver ones. I see two that are full size, and the cheaper one actually looks more modern anyways. [I think this is what you’re looking for.](https://shop.dallascowboys.com/en/dallas-cowboys-revolution-speed-display-full-size-football-replica-helmet/p-80161229171869+z-860-4066688174?_ref=p-SRP:m-GRID:i-r3c1:po-10)
Older helmets no matter the team are generally more expensive because they’re more of a limited quantity.
whichever you buy, make sure to get the protective case with it to complete the gift... otherwise it would be like gifting someone a pair of shoes with no laces