Detroit Lions blue ski masks, explained: Team sends out advisory

The Detroit Lions sent out an advisory about wearing blue ski masks to their season opener vs. the Seattle Seahawks.

Ruthless!' Seattle Seahawks Troll Detroit Lions With 'Blue Ski

Tua Tagovailoa's Injury Wasn't Just a Failure of Protocol

Detroit Lions blue ski masks, explained: Team sends out advisory

Bills DE Greg Rousseau gutting it out through foot injury

Ruthless!' Seattle Seahawks Troll Detroit Lions With 'Blue Ski

How Detroit Lions fans' blue ski mask trend happened

Ruthless!' Seattle Seahawks Troll Detroit Lions With 'Blue Ski

Detroit Lions' newest promoter, fans may give new meaning to ski mask

Ford Field has a very simple rule to follow with the ski masks on

Ruthless!' Seattle Seahawks Troll Detroit Lions With 'Blue Ski