▁seasons ▁was ▁promoted ▁to ▁regular ▁use ▁at ▁home ; ▁while ▁the ▁Boston ▁Bru ins ▁replaced ▁their ▁third ▁j er sey ▁with ▁the ▁j er sey ▁that ▁was ▁first ▁worn ▁at ▁the ▁ 2 0 1 6 ▁N HL ▁Winter ▁Classic . ▁The ▁Los ▁Angeles ▁Kings ▁and ▁Philadelphia ▁Fly ers ▁introduced ▁special ▁third ▁j er se ys , ▁while ▁the ▁St . ▁Louis ▁Blues ▁removed ▁their ▁third ▁j er se ys . ▁ 2 0 1 7 – 1 8 : ▁No ▁teams ▁were ▁allowed ▁to ▁have ▁regular ▁alternate ▁j er se ys ▁due ▁to ▁the ▁introduction ▁of ▁the ▁Ad idas ▁j er sey ▁style . ▁However , ▁teams ▁particip ating ▁in ▁out door ▁games ▁( the ▁N HL ▁ 1 0 0 ▁Classic , ▁Winter ▁Classic , ▁and ▁Stadium ▁Series ▁games ) ▁had ▁special ▁uniform s ▁for ▁those ▁games . ▁In ▁addition , ▁the ▁Toronto ▁Map le ▁Le af s ▁wore ▁a ▁Toronto ▁Ar enas ▁throw back ▁for ▁the ▁Next ▁Century ▁Game , ▁comm emor ating ▁the ▁ 1 0 0 th ▁anni versary ▁of ▁the ▁first ▁game ▁in ▁N HL ▁history . ▁ 2 0 1 8 – 1 9 : ▁The ▁following ▁teams ▁announced ▁the ▁use ▁of ▁third ▁j er se ys ▁for ▁the ▁ 2 0 1 8 – 1 9 : ▁the ▁Ana heim ▁D uck s , ▁the ▁Arizona ▁Co y otes , ▁the ▁Cal g ary ▁Fl ames , ▁the ▁Carolina ▁H urr ican es , ▁the ▁Colorado ▁A val anche , ▁the ▁Columb us ▁Blue ▁Jack