Blazer rigar wasa ce mara nauyi, yawanci mai kauri da ƙirjin nono ɗaya, galibi tana da maɓallin ƙarfe da aljihunan faci. Yawanci ana sawa azaman kayan ado na yau da kullun, musamman don ayyukan waje, kuma ana iya yin ado sama ko ƙasa dangane da lokacin. Kalmar “blazer” da farko tana nufin jaket mai launin haske da membobin ƙungiyar kwale-kwale ko ƙungiyar makaranta ke sawa, amma salon ya samo asali ne don ya ƙunshi nau'ikan launuka da yadudduka.