Thelawsuit,likeothersfiledagainsttheNFL,claimstheleaguehidevidenceofthelong-termdamageplayersfacedduetoconcussionsanddidnotprovideplayerswithproperhelmets.Theplayersarealsosuinghelmet-makerRiddellInc.onclaimsthatitshelmetsdidnotadequatelyprotectplayersandthatthecompanydidn'twarnplayersofthedangersofconcussions.Riddelldeclinedcomment,FjallravenKankenAustraliaSale,citingapolicynottoissuestatementsonpendinglawsuits.