Shampiyona yumupira wamaguru yigihugu, izwi kandi nka NFL, ni shyirahamwe ryumupira wamaguru muri Amerika. Shampiyona yumupira wamaguru muri Amerika ni nini. Ihuriro ry'umupira w'amaguru muri Amerika (AFC, Ligue y'Abanyamerika) n'Inama y'igihugu y'umupira w'amaguru ni inama ebyiri z'ibanze zigizwe n'amakipe 32 ya shampiyona (Inama y'umupira w'amaguru y'igihugu, yitwa NFC, Ligue y'igihugu). Amakipe 16 yo muri buri federasiyo yigabanyijemo ibice by'iburasirazuba, Amajyepfo, Iburengerazuba, n'Amajyaruguru. Buri gice kirimo amakipe 4.

Muri make, tubita offset jerseys. "Gukoporora verisiyo ya jersey" yerekana ko isura yigana verisiyo yumukinnyi, ariko umwenda, ingano, nubwoko bwimyenda bitandukanye cyane nabakinnyi, nkuko byasobanuwe neza nicyongereza. Umubare, ikirangantego cyikipe kumazina yumukinnyi (niba bihari), uruziga ku ntoki (niba zihari), hamwe nikirangantego cya Reebok byose byacapishijwe byacapishijwe kumyenda yoroheje ya jersey ya offset. Bitandukanye na verisiyo yabakinnyi, ikwiranye nibikoresho byo kurinda, verisiyo yo gucapa ya offset ya jersey irakwiriye kwambara buri munsi.

Imiterere yabafana ya jersey igabanijwemo abantu bakuru (bakuze Jersey), urubyiruko (Jersey Youth Jersey), hamwe nabagore kugirango babashe guhuza imibare itandukanye (Women Jersey). Icyamamare kandi gisanzwe ni verisiyo yumuntu mukuru. Imyambarire y'urubyiruko ije mu bunini ku bana bafite hagati y'imyaka 8 na 10, kandi umubare hamwe n'ikirango cya NFL birasa. Urupapuro rwabana ntiruhije kandi rwibanze kurenza abakuze. Imyambarire y'abagore ya jersey igaragaramo ikibuno kugirango ikwiranye neza na physique yumugore. Ntabwo bisobanuwe mubwimbitse.