▁one ▁of ▁their ▁third ▁j er sey ▁all ot ments ▁against ▁a ▁particular ▁division ▁oppon ent ▁each ▁year . ▁For ▁instance , ▁the ▁Los ▁Angeles ▁( former ly ▁San ▁Diego ) ▁Ch arg ers ▁would ▁frequently ▁wear ▁their ▁popular ▁alternate ▁pow der ▁blue ▁j er se ys ▁( that ▁was ▁introduced ▁in ▁ 2 0 0 7 ) ▁at ▁home ▁against ▁the ▁Oak land ▁Ra iders , ▁while ▁the ▁Houston ▁Tex ans ▁were ▁known ▁to ▁wear ▁their ▁alternate ▁" B attle ▁Red " ▁uniform s ▁at ▁home ▁against ▁the ▁Jackson ville ▁J agu ars , ▁and ▁the ▁Pitts burgh ▁Ste el ers ▁usually ▁wore ▁their ▁throw back s ▁from ▁ 2 0 0 7 – 2 0 1 1 ▁at ▁home ▁against ▁the ▁arch rival ▁Baltimore ▁Rav ens . ▁The ▁New ▁York ▁Gi ants ▁were ▁known ▁to ▁wear ▁their ▁alternate ▁red ▁j er se ys ▁at ▁home ▁against ▁the ▁Dallas ▁Cow bo ys ▁until ▁the ▁red ▁j er se ys ▁were ▁retired ▁in ▁ 2 0 0 9 . ▁The ▁Los ▁Angeles ▁R ams ▁have ▁frequently ▁worn ▁their ▁throw back ▁uniform ▁against ▁the ▁San ▁Francisco ▁ 4 9 ers ▁in ▁recent ▁years . ▁The ▁Washington ▁Red sk ins ▁wear ▁their ▁alternative ▁uniform ▁on ▁home ▁games ▁to ▁comm emor ate ▁their ▁annual ▁home coming ▁game ▁once ▁a ▁year ▁since ▁ 2 0 1 2 . ▁ ▁When ▁we aring ▁their ▁third ▁j er se ys , ▁especially ▁if ▁the ▁team ▁is ▁we aring ▁a ▁throw back ▁uniform , ▁the ▁team ▁may ▁theme ▁the ▁field